Home / 48,468.07-72,702.11-15,188.13

Finding the Fourth Proportional to 48,468.07, 72,702.11 and 15,188.13

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Solution

The fourth proportional to 48,468.07, 72,702.11 and 15,188.13 is: 22,782.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,468.07 : 72,702.11 = 15,188.13 : x
  2. Step 2: Convert to fraction form
    48,468.07/72,702.11 = 15,188.13/x
  3. Step 3: Cross multiply
    48,468.07x = 72,702.11 × 15,188.13
  4. Step 4: Simplify right side
    48,468.07x = 1,104,208,734.44
  5. Step 5: Solve for x
    x = 1,104,208,734.44/48,468.07
  6. Step 6: Final answer
    x = 22,782.19

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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.