Home / 36,901.70-55,356.65-13,528.13

Finding the Fourth Proportional to 36,901.70, 55,356.65 and 13,528.13

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Solution

The fourth proportional to 36,901.70, 55,356.65 and 13,528.13 is: 20,293.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,901.70 : 55,356.65 = 13,528.13 : x
  2. Step 2: Convert to fraction form
    36,901.70/55,356.65 = 13,528.13/x
  3. Step 3: Cross multiply
    36,901.70x = 55,356.65 × 13,528.13
  4. Step 4: Simplify right side
    36,901.70x = 748,871,613.14
  5. Step 5: Solve for x
    x = 748,871,613.14/36,901.70
  6. Step 6: Final answer
    x = 20,293.69

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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.