Home / 28,432.56-42,592.80-26,814.12

Finding the Fourth Proportional to 28,432.56, 42,592.80 and 26,814.12

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Solution

The fourth proportional to 28,432.56, 42,592.80 and 26,814.12 is: 40,168.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,432.56 : 42,592.80 = 26,814.12 : x
  2. Step 2: Convert to fraction form
    28,432.56/42,592.80 = 26,814.12/x
  3. Step 3: Cross multiply
    28,432.56x = 42,592.80 × 26,814.12
  4. Step 4: Simplify right side
    28,432.56x = 1,142,088,450.34
  5. Step 5: Solve for x
    x = 1,142,088,450.34/28,432.56
  6. Step 6: Final answer
    x = 40,168.33

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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.