Home / 40,162.38-60,264.23-19,126.28

Finding the Fourth Proportional to 40,162.38, 60,264.23 and 19,126.28

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Solution

The fourth proportional to 40,162.38, 60,264.23 and 19,126.28 is: 28,699.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,162.38 : 60,264.23 = 19,126.28 : x
  2. Step 2: Convert to fraction form
    40,162.38/60,264.23 = 19,126.28/x
  3. Step 3: Cross multiply
    40,162.38x = 60,264.23 × 19,126.28
  4. Step 4: Simplify right side
    40,162.38x = 1,152,630,140.01
  5. Step 5: Solve for x
    x = 1,152,630,140.01/40,162.38
  6. Step 6: Final answer
    x = 28,699.25

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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.