Home / 48,559.18-72,839.70-13,498.32

Finding the Fourth Proportional to 48,559.18, 72,839.70 and 13,498.32

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Solution

The fourth proportional to 48,559.18, 72,839.70 and 13,498.32 is: 20,247.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,559.18 : 72,839.70 = 13,498.32 : x
  2. Step 2: Convert to fraction form
    48,559.18/72,839.70 = 13,498.32/x
  3. Step 3: Cross multiply
    48,559.18x = 72,839.70 × 13,498.32
  4. Step 4: Simplify right side
    48,559.18x = 983,213,579.30
  5. Step 5: Solve for x
    x = 983,213,579.30/48,559.18
  6. Step 6: Final answer
    x = 20,247.74

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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.