Home / 47,207.76-65,146.70-25,987.02

Finding the Fourth Proportional to 47,207.76, 65,146.70 and 25,987.02

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Solution

The fourth proportional to 47,207.76, 65,146.70 and 25,987.02 is: 35,862.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,207.76 : 65,146.70 = 25,987.02 : x
  2. Step 2: Convert to fraction form
    47,207.76/65,146.70 = 25,987.02/x
  3. Step 3: Cross multiply
    47,207.76x = 65,146.70 × 25,987.02
  4. Step 4: Simplify right side
    47,207.76x = 1,692,968,595.83
  5. Step 5: Solve for x
    x = 1,692,968,595.83/47,207.76
  6. Step 6: Final answer
    x = 35,862.08

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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.