Home / 38,831.61-58,237.77-16,642.47

Finding the Fourth Proportional to 38,831.61, 58,237.77 and 16,642.47

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Solution

The fourth proportional to 38,831.61, 58,237.77 and 16,642.47 is: 24,959.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,831.61 : 58,237.77 = 16,642.47 : x
  2. Step 2: Convert to fraction form
    38,831.61/58,237.77 = 16,642.47/x
  3. Step 3: Cross multiply
    38,831.61x = 58,237.77 × 16,642.47
  4. Step 4: Simplify right side
    38,831.61x = 969,220,048.90
  5. Step 5: Solve for x
    x = 969,220,048.90/38,831.61
  6. Step 6: Final answer
    x = 24,959.57

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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.