Home / 37,971.28-56,991.62-19,264.20

Finding the Fourth Proportional to 37,971.28, 56,991.62 and 19,264.20

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Solution

The fourth proportional to 37,971.28, 56,991.62 and 19,264.20 is: 28,913.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,971.28 : 56,991.62 = 19,264.20 : x
  2. Step 2: Convert to fraction form
    37,971.28/56,991.62 = 19,264.20/x
  3. Step 3: Cross multiply
    37,971.28x = 56,991.62 × 19,264.20
  4. Step 4: Simplify right side
    37,971.28x = 1,097,897,966.00
  5. Step 5: Solve for x
    x = 1,097,897,966.00/37,971.28
  6. Step 6: Final answer
    x = 28,913.90

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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.