Home / 39,445.29-54,403.65-25,299.45

Finding the Fourth Proportional to 39,445.29, 54,403.65 and 25,299.45

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Solution

The fourth proportional to 39,445.29, 54,403.65 and 25,299.45 is: 34,893.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,445.29 : 54,403.65 = 25,299.45 : x
  2. Step 2: Convert to fraction form
    39,445.29/54,403.65 = 25,299.45/x
  3. Step 3: Cross multiply
    39,445.29x = 54,403.65 × 25,299.45
  4. Step 4: Simplify right side
    39,445.29x = 1,376,382,422.99
  5. Step 5: Solve for x
    x = 1,376,382,422.99/39,445.29
  6. Step 6: Final answer
    x = 34,893.45

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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.