Home / 26,305.75-36,303.02-15,127.75

Finding the Fourth Proportional to 26,305.75, 36,303.02 and 15,127.75

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Solution

The fourth proportional to 26,305.75, 36,303.02 and 15,127.75 is: 20,876.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,305.75 : 36,303.02 = 15,127.75 : x
  2. Step 2: Convert to fraction form
    26,305.75/36,303.02 = 15,127.75/x
  3. Step 3: Cross multiply
    26,305.75x = 36,303.02 × 15,127.75
  4. Step 4: Simplify right side
    26,305.75x = 549,183,010.81
  5. Step 5: Solve for x
    x = 549,183,010.81/26,305.75
  6. Step 6: Final answer
    x = 20,876.92

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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.