Home / 48,087.03-72,130.56-13,026.70

Finding the Fourth Proportional to 48,087.03, 72,130.56 and 13,026.70

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Solution

The fourth proportional to 48,087.03, 72,130.56 and 13,026.70 is: 19,540.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,087.03 : 72,130.56 = 13,026.70 : x
  2. Step 2: Convert to fraction form
    48,087.03/72,130.56 = 13,026.70/x
  3. Step 3: Cross multiply
    48,087.03x = 72,130.56 × 13,026.70
  4. Step 4: Simplify right side
    48,087.03x = 939,623,165.95
  5. Step 5: Solve for x
    x = 939,623,165.95/48,087.03
  6. Step 6: Final answer
    x = 19,540.05

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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.