Home / 37,987.14-56,921.85-28,617.06

Finding the Fourth Proportional to 37,987.14, 56,921.85 and 28,617.06

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Solution

The fourth proportional to 37,987.14, 56,921.85 and 28,617.06 is: 42,881.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,987.14 : 56,921.85 = 28,617.06 : x
  2. Step 2: Convert to fraction form
    37,987.14/56,921.85 = 28,617.06/x
  3. Step 3: Cross multiply
    37,987.14x = 56,921.85 × 28,617.06
  4. Step 4: Simplify right side
    37,987.14x = 1,628,935,996.76
  5. Step 5: Solve for x
    x = 1,628,935,996.76/37,987.14
  6. Step 6: Final answer
    x = 42,881.25

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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.