Home / 15,906.30-23,859.45-15,541.80

Finding the Fourth Proportional to 15,906.30, 23,859.45 and 15,541.80

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Solution

The fourth proportional to 15,906.30, 23,859.45 and 15,541.80 is: 23,312.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,906.30 : 23,859.45 = 15,541.80 : x
  2. Step 2: Convert to fraction form
    15,906.30/23,859.45 = 15,541.80/x
  3. Step 3: Cross multiply
    15,906.30x = 23,859.45 × 15,541.80
  4. Step 4: Simplify right side
    15,906.30x = 370,818,800.01
  5. Step 5: Solve for x
    x = 370,818,800.01/15,906.30
  6. Step 6: Final answer
    x = 23,312.70

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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.