Home / 56,945.29-85,426.10-17,505.71

Finding the Fourth Proportional to 56,945.29, 85,426.10 and 17,505.71

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Solution

The fourth proportional to 56,945.29, 85,426.10 and 17,505.71 is: 26,261.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,945.29 : 85,426.10 = 17,505.71 : x
  2. Step 2: Convert to fraction form
    56,945.29/85,426.10 = 17,505.71/x
  3. Step 3: Cross multiply
    56,945.29x = 85,426.10 × 17,505.71
  4. Step 4: Simplify right side
    56,945.29x = 1,495,444,533.03
  5. Step 5: Solve for x
    x = 1,495,444,533.03/56,945.29
  6. Step 6: Final answer
    x = 26,261.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.