Home / 47,779.47-65,953.56-35,877.18

Finding the Fourth Proportional to 47,779.47, 65,953.56 and 35,877.18

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Solution

The fourth proportional to 47,779.47, 65,953.56 and 35,877.18 is: 49,523.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,779.47 : 65,953.56 = 35,877.18 : x
  2. Step 2: Convert to fraction form
    47,779.47/65,953.56 = 35,877.18/x
  3. Step 3: Cross multiply
    47,779.47x = 65,953.56 × 35,877.18
  4. Step 4: Simplify right side
    47,779.47x = 2,366,227,743.76
  5. Step 5: Solve for x
    x = 2,366,227,743.76/47,779.47
  6. Step 6: Final answer
    x = 49,523.94

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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.