Home / 38,927.71-58,390.75-12,632.41

Finding the Fourth Proportional to 38,927.71, 58,390.75 and 12,632.41

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Solution

The fourth proportional to 38,927.71, 58,390.75 and 12,632.41 is: 18,948.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,927.71 : 58,390.75 = 12,632.41 : x
  2. Step 2: Convert to fraction form
    38,927.71/58,390.75 = 12,632.41/x
  3. Step 3: Cross multiply
    38,927.71x = 58,390.75 × 12,632.41
  4. Step 4: Simplify right side
    38,927.71x = 737,615,894.21
  5. Step 5: Solve for x
    x = 737,615,894.21/38,927.71
  6. Step 6: Final answer
    x = 18,948.35

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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.