Home / 15,432.48-23,000.22-15,303.78

Finding the Fourth Proportional to 15,432.48, 23,000.22 and 15,303.78

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Solution

The fourth proportional to 15,432.48, 23,000.22 and 15,303.78 is: 22,808.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,432.48 : 23,000.22 = 15,303.78 : x
  2. Step 2: Convert to fraction form
    15,432.48/23,000.22 = 15,303.78/x
  3. Step 3: Cross multiply
    15,432.48x = 23,000.22 × 15,303.78
  4. Step 4: Simplify right side
    15,432.48x = 351,990,306.83
  5. Step 5: Solve for x
    x = 351,990,306.83/15,432.48
  6. Step 6: Final answer
    x = 22,808.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.