Home / 25,488.71-38,189.93-15,607.36

Finding the Fourth Proportional to 25,488.71, 38,189.93 and 15,607.36

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Solution

The fourth proportional to 25,488.71, 38,189.93 and 15,607.36 is: 23,384.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,488.71 : 38,189.93 = 15,607.36 : x
  2. Step 2: Convert to fraction form
    25,488.71/38,189.93 = 15,607.36/x
  3. Step 3: Cross multiply
    25,488.71x = 38,189.93 × 15,607.36
  4. Step 4: Simplify right side
    25,488.71x = 596,043,716.90
  5. Step 5: Solve for x
    x = 596,043,716.90/25,488.71
  6. Step 6: Final answer
    x = 23,384.62

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1.5x scale

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.