Home / 27,130.04-37,423.11-17,931.65

Finding the Fourth Proportional to 27,130.04, 37,423.11 and 17,931.65

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Solution

The fourth proportional to 27,130.04, 37,423.11 and 17,931.65 is: 24,734.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,130.04 : 37,423.11 = 17,931.65 : x
  2. Step 2: Convert to fraction form
    27,130.04/37,423.11 = 17,931.65/x
  3. Step 3: Cross multiply
    27,130.04x = 37,423.11 × 17,931.65
  4. Step 4: Simplify right side
    27,130.04x = 671,057,990.56
  5. Step 5: Solve for x
    x = 671,057,990.56/27,130.04
  6. Step 6: Final answer
    x = 24,734.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.