Home / 50,038.61-75,087.37-18,470.88

Finding the Fourth Proportional to 50,038.61, 75,087.37 and 18,470.88

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Solution

The fourth proportional to 50,038.61, 75,087.37 and 18,470.88 is: 27,717.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,038.61 : 75,087.37 = 18,470.88 : x
  2. Step 2: Convert to fraction form
    50,038.61/75,087.37 = 18,470.88/x
  3. Step 3: Cross multiply
    50,038.61x = 75,087.37 × 18,470.88
  4. Step 4: Simplify right side
    50,038.61x = 1,386,929,823.87
  5. Step 5: Solve for x
    x = 1,386,929,823.87/50,038.61
  6. Step 6: Final answer
    x = 27,717.20

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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.