Home / 31,008.47-46,521.54-15,218.25

Finding the Fourth Proportional to 31,008.47, 46,521.54 and 15,218.25

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Solution

The fourth proportional to 31,008.47, 46,521.54 and 15,218.25 is: 22,831.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,008.47 : 46,521.54 = 15,218.25 : x
  2. Step 2: Convert to fraction form
    31,008.47/46,521.54 = 15,218.25/x
  3. Step 3: Cross multiply
    31,008.47x = 46,521.54 × 15,218.25
  4. Step 4: Simplify right side
    31,008.47x = 707,976,251.65
  5. Step 5: Solve for x
    x = 707,976,251.65/31,008.47
  6. Step 6: Final answer
    x = 22,831.70

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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.