Home / 26,303.19-36,292.46-15,690.75

Finding the Fourth Proportional to 26,303.19, 36,292.46 and 15,690.75

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Solution

The fourth proportional to 26,303.19, 36,292.46 and 15,690.75 is: 21,649.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,303.19 : 36,292.46 = 15,690.75 : x
  2. Step 2: Convert to fraction form
    26,303.19/36,292.46 = 15,690.75/x
  3. Step 3: Cross multiply
    26,303.19x = 36,292.46 × 15,690.75
  4. Step 4: Simplify right side
    26,303.19x = 569,455,838.29
  5. Step 5: Solve for x
    x = 569,455,838.29/26,303.19
  6. Step 6: Final answer
    x = 21,649.69

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.