Home / 36,719.76-55,079.58-10,424.76

Finding the Fourth Proportional to 36,719.76, 55,079.58 and 10,424.76

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Solution

The fourth proportional to 36,719.76, 55,079.58 and 10,424.76 is: 15,637.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,719.76 : 55,079.58 = 10,424.76 : x
  2. Step 2: Convert to fraction form
    36,719.76/55,079.58 = 10,424.76/x
  3. Step 3: Cross multiply
    36,719.76x = 55,079.58 × 10,424.76
  4. Step 4: Simplify right side
    36,719.76x = 574,191,402.40
  5. Step 5: Solve for x
    x = 574,191,402.40/36,719.76
  6. Step 6: Final answer
    x = 15,637.12

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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.