Home / 15,854.13-23,779.40-4,168.26

Finding the Fourth Proportional to 15,854.13, 23,779.40 and 4,168.26

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Solution

The fourth proportional to 15,854.13, 23,779.40 and 4,168.26 is: 6,251.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,854.13 : 23,779.40 = 4,168.26 : x
  2. Step 2: Convert to fraction form
    15,854.13/23,779.40 = 4,168.26/x
  3. Step 3: Cross multiply
    15,854.13x = 23,779.40 × 4,168.26
  4. Step 4: Simplify right side
    15,854.13x = 99,118,701.00
  5. Step 5: Solve for x
    x = 99,118,701.00/15,854.13
  6. Step 6: Final answer
    x = 6,251.92

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1.5x scale

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.