Home / 18,432.30-25,437.26-10,475.88

Finding the Fourth Proportional to 18,432.30, 25,437.26 and 10,475.88

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Solution

The fourth proportional to 18,432.30, 25,437.26 and 10,475.88 is: 14,457.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,432.30 : 25,437.26 = 10,475.88 : x
  2. Step 2: Convert to fraction form
    18,432.30/25,437.26 = 10,475.88/x
  3. Step 3: Cross multiply
    18,432.30x = 25,437.26 × 10,475.88
  4. Step 4: Simplify right side
    18,432.30x = 266,477,683.29
  5. Step 5: Solve for x
    x = 266,477,683.29/18,432.30
  6. Step 6: Final answer
    x = 14,457.10

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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.