Home / 47,970.18-66,199.23-27,839.07

Finding the Fourth Proportional to 47,970.18, 66,199.23 and 27,839.07

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Solution

The fourth proportional to 47,970.18, 66,199.23 and 27,839.07 is: 38,418.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,970.18 : 66,199.23 = 27,839.07 : x
  2. Step 2: Convert to fraction form
    47,970.18/66,199.23 = 27,839.07/x
  3. Step 3: Cross multiply
    47,970.18x = 66,199.23 × 27,839.07
  4. Step 4: Simplify right side
    47,970.18x = 1,842,924,997.92
  5. Step 5: Solve for x
    x = 1,842,924,997.92/47,970.18
  6. Step 6: Final answer
    x = 38,418.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.