Home / 48,655.36-72,987.18-13,595.02

Finding the Fourth Proportional to 48,655.36, 72,987.18 and 13,595.02

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Solution

The fourth proportional to 48,655.36, 72,987.18 and 13,595.02 is: 20,393.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,655.36 : 72,987.18 = 13,595.02 : x
  2. Step 2: Convert to fraction form
    48,655.36/72,987.18 = 13,595.02/x
  3. Step 3: Cross multiply
    48,655.36x = 72,987.18 × 13,595.02
  4. Step 4: Simplify right side
    48,655.36x = 992,262,171.84
  5. Step 5: Solve for x
    x = 992,262,171.84/48,655.36
  6. Step 6: Final answer
    x = 20,393.69

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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.