Home / 25,532.32-35,226-14,915.92

Finding the Fourth Proportional to 25,532.32, 35,226 and 14,915.92

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Solution

The fourth proportional to 25,532.32, 35,226 and 14,915.92 is: 20,578.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,532.32 : 35,226 = 14,915.92 : x
  2. Step 2: Convert to fraction form
    25,532.32/35,226 = 14,915.92/x
  3. Step 3: Cross multiply
    25,532.32x = 35,226 × 14,915.92
  4. Step 4: Simplify right side
    25,532.32x = 525,428,197.92
  5. Step 5: Solve for x
    x = 525,428,197.92/25,532.32
  6. Step 6: Final answer
    x = 20,578.94

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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.