Home / 27,332.51-40,988.13-10,690.65

Finding the Fourth Proportional to 27,332.51, 40,988.13 and 10,690.65

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Solution

The fourth proportional to 27,332.51, 40,988.13 and 10,690.65 is: 16,031.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,332.51 : 40,988.13 = 10,690.65 : x
  2. Step 2: Convert to fraction form
    27,332.51/40,988.13 = 10,690.65/x
  3. Step 3: Cross multiply
    27,332.51x = 40,988.13 × 10,690.65
  4. Step 4: Simplify right side
    27,332.51x = 438,189,711.89
  5. Step 5: Solve for x
    x = 438,189,711.89/27,332.51
  6. Step 6: Final answer
    x = 16,031.82

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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.