Home / 48,083.40-72,125.12-13,023.08

Finding the Fourth Proportional to 48,083.40, 72,125.12 and 13,023.08

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Solution

The fourth proportional to 48,083.40, 72,125.12 and 13,023.08 is: 19,534.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,083.40 : 72,125.12 = 13,023.08 : x
  2. Step 2: Convert to fraction form
    48,083.40/72,125.12 = 13,023.08/x
  3. Step 3: Cross multiply
    48,083.40x = 72,125.12 × 13,023.08
  4. Step 4: Simplify right side
    48,083.40x = 939,291,207.77
  5. Step 5: Solve for x
    x = 939,291,207.77/48,083.40
  6. Step 6: Final answer
    x = 19,534.63

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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.