Home / 39,966.81-59,848.01-38,784.32

Finding the Fourth Proportional to 39,966.81, 59,848.01 and 38,784.32

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Solution

The fourth proportional to 39,966.81, 59,848.01 and 38,784.32 is: 58,077.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,966.81 : 59,848.01 = 38,784.32 : x
  2. Step 2: Convert to fraction form
    39,966.81/59,848.01 = 38,784.32/x
  3. Step 3: Cross multiply
    39,966.81x = 59,848.01 × 38,784.32
  4. Step 4: Simplify right side
    39,966.81x = 2,321,164,371.20
  5. Step 5: Solve for x
    x = 2,321,164,371.20/39,966.81
  6. Step 6: Final answer
    x = 58,077.30

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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.