Home / 38,779.40-53,520.61-23,668.92

Finding the Fourth Proportional to 38,779.40, 53,520.61 and 23,668.92

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Solution

The fourth proportional to 38,779.40, 53,520.61 and 23,668.92 is: 32,666.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,779.40 : 53,520.61 = 23,668.92 : x
  2. Step 2: Convert to fraction form
    38,779.40/53,520.61 = 23,668.92/x
  3. Step 3: Cross multiply
    38,779.40x = 53,520.61 × 23,668.92
  4. Step 4: Simplify right side
    38,779.40x = 1,266,775,036.44
  5. Step 5: Solve for x
    x = 1,266,775,036.44/38,779.40
  6. Step 6: Final answer
    x = 32,666.18

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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.