Home / 39,666.96-54,695.52-25,307.58

Finding the Fourth Proportional to 39,666.96, 54,695.52 and 25,307.58

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Solution

The fourth proportional to 39,666.96, 54,695.52 and 25,307.58 is: 34,895.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,666.96 : 54,695.52 = 25,307.58 : x
  2. Step 2: Convert to fraction form
    39,666.96/54,695.52 = 25,307.58/x
  3. Step 3: Cross multiply
    39,666.96x = 54,695.52 × 25,307.58
  4. Step 4: Simplify right side
    39,666.96x = 1,384,211,248.04
  5. Step 5: Solve for x
    x = 1,384,211,248.04/39,666.96
  6. Step 6: Final answer
    x = 34,895.82

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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.