Home / 28,325.16-42,493.41-15,862.91

Finding the Fourth Proportional to 28,325.16, 42,493.41 and 15,862.91

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Solution

The fourth proportional to 28,325.16, 42,493.41 and 15,862.91 is: 23,797.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,325.16 : 42,493.41 = 15,862.91 : x
  2. Step 2: Convert to fraction form
    28,325.16/42,493.41 = 15,862.91/x
  3. Step 3: Cross multiply
    28,325.16x = 42,493.41 × 15,862.91
  4. Step 4: Simplify right side
    28,325.16x = 674,068,925.96
  5. Step 5: Solve for x
    x = 674,068,925.96/28,325.16
  6. Step 6: Final answer
    x = 23,797.53

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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.