Home / 47,211.02-65,151.78-25,991.72

Finding the Fourth Proportional to 47,211.02, 65,151.78 and 25,991.72

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Solution

The fourth proportional to 47,211.02, 65,151.78 and 25,991.72 is: 35,868.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,211.02 : 65,151.78 = 25,991.72 : x
  2. Step 2: Convert to fraction form
    47,211.02/65,151.78 = 25,991.72/x
  3. Step 3: Cross multiply
    47,211.02x = 65,151.78 × 25,991.72
  4. Step 4: Simplify right side
    47,211.02x = 1,693,406,823.26
  5. Step 5: Solve for x
    x = 1,693,406,823.26/47,211.02
  6. Step 6: Final answer
    x = 35,868.89

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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.