Home / 25,607.46-38,428.59-15,716.55

Finding the Fourth Proportional to 25,607.46, 38,428.59 and 15,716.55

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Solution

The fourth proportional to 25,607.46, 38,428.59 and 15,716.55 is: 23,585.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,607.46 : 38,428.59 = 15,716.55 : x
  2. Step 2: Convert to fraction form
    25,607.46/38,428.59 = 15,716.55/x
  3. Step 3: Cross multiply
    25,607.46x = 38,428.59 × 15,716.55
  4. Step 4: Simplify right side
    25,607.46x = 603,964,856.16
  5. Step 5: Solve for x
    x = 603,964,856.16/25,607.46
  6. Step 6: Final answer
    x = 23,585.50

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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.