Home / 26,742.13-40,152.62-14,919

Finding the Fourth Proportional to 26,742.13, 40,152.62 and 14,919

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Solution

The fourth proportional to 26,742.13, 40,152.62 and 14,919 is: 22,400.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,742.13 : 40,152.62 = 14,919 : x
  2. Step 2: Convert to fraction form
    26,742.13/40,152.62 = 14,919/x
  3. Step 3: Cross multiply
    26,742.13x = 40,152.62 × 14,919
  4. Step 4: Simplify right side
    26,742.13x = 599,036,937.78
  5. Step 5: Solve for x
    x = 599,036,937.78/26,742.13
  6. Step 6: Final answer
    x = 22,400.49

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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.