Home / 26,303.69-36,293.14-15,691.25

Finding the Fourth Proportional to 26,303.69, 36,293.14 and 15,691.25

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Solution

The fourth proportional to 26,303.69, 36,293.14 and 15,691.25 is: 21,650.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,303.69 : 36,293.14 = 15,691.25 : x
  2. Step 2: Convert to fraction form
    26,303.69/36,293.14 = 15,691.25/x
  3. Step 3: Cross multiply
    26,303.69x = 36,293.14 × 15,691.25
  4. Step 4: Simplify right side
    26,303.69x = 569,484,733.03
  5. Step 5: Solve for x
    x = 569,484,733.03/26,303.69
  6. Step 6: Final answer
    x = 21,650.37

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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.