Home / 48,463.51-72,695.18-15,186.13

Finding the Fourth Proportional to 48,463.51, 72,695.18 and 15,186.13

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Solution

The fourth proportional to 48,463.51, 72,695.18 and 15,186.13 is: 22,779.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,463.51 : 72,695.18 = 15,186.13 : x
  2. Step 2: Convert to fraction form
    48,463.51/72,695.18 = 15,186.13/x
  3. Step 3: Cross multiply
    48,463.51x = 72,695.18 × 15,186.13
  4. Step 4: Simplify right side
    48,463.51x = 1,103,958,014.45
  5. Step 5: Solve for x
    x = 1,103,958,014.45/48,463.51
  6. Step 6: Final answer
    x = 22,779.16

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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.