Home / 48,498.60-72,726-15,210.84

Finding the Fourth Proportional to 48,498.60, 72,726 and 15,210.84

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Solution

The fourth proportional to 48,498.60, 72,726 and 15,210.84 is: 22,809.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,498.60 : 72,726 = 15,210.84 : x
  2. Step 2: Convert to fraction form
    48,498.60/72,726 = 15,210.84/x
  3. Step 3: Cross multiply
    48,498.60x = 72,726 × 15,210.84
  4. Step 4: Simplify right side
    48,498.60x = 1,106,223,549.84
  5. Step 5: Solve for x
    x = 1,106,223,549.84/48,498.60
  6. Step 6: Final answer
    x = 22,809.39

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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.