Home / 28,165.32-42,233.40-15,014.16

Finding the Fourth Proportional to 28,165.32, 42,233.40 and 15,014.16

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Solution

The fourth proportional to 28,165.32, 42,233.40 and 15,014.16 is: 22,513.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,165.32 : 42,233.40 = 15,014.16 : x
  2. Step 2: Convert to fraction form
    28,165.32/42,233.40 = 15,014.16/x
  3. Step 3: Cross multiply
    28,165.32x = 42,233.40 × 15,014.16
  4. Step 4: Simplify right side
    28,165.32x = 634,099,024.94
  5. Step 5: Solve for x
    x = 634,099,024.94/28,165.32
  6. Step 6: Final answer
    x = 22,513.47

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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.