Home / 31,272.39-46,908.59-10,510.47

Finding the Fourth Proportional to 31,272.39, 46,908.59 and 10,510.47

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Solution

The fourth proportional to 31,272.39, 46,908.59 and 10,510.47 is: 15,765.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,272.39 : 46,908.59 = 10,510.47 : x
  2. Step 2: Convert to fraction form
    31,272.39/46,908.59 = 10,510.47/x
  3. Step 3: Cross multiply
    31,272.39x = 46,908.59 × 10,510.47
  4. Step 4: Simplify right side
    31,272.39x = 493,031,275.38
  5. Step 5: Solve for x
    x = 493,031,275.38/31,272.39
  6. Step 6: Final answer
    x = 15,765.71

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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.