Home / 36,426.04-54,639.12-10,130.80

Finding the Fourth Proportional to 36,426.04, 54,639.12 and 10,130.80

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Solution

The fourth proportional to 36,426.04, 54,639.12 and 10,130.80 is: 15,196.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,426.04 : 54,639.12 = 10,130.80 : x
  2. Step 2: Convert to fraction form
    36,426.04/54,639.12 = 10,130.80/x
  3. Step 3: Cross multiply
    36,426.04x = 54,639.12 × 10,130.80
  4. Step 4: Simplify right side
    36,426.04x = 553,537,996.90
  5. Step 5: Solve for x
    x = 553,537,996.90/36,426.04
  6. Step 6: Final answer
    x = 15,196.22

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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.