Home / 25,689.24-38,541.96-9,048.60

Finding the Fourth Proportional to 25,689.24, 38,541.96 and 9,048.60

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Solution

The fourth proportional to 25,689.24, 38,541.96 and 9,048.60 is: 13,575.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,689.24 : 38,541.96 = 9,048.60 : x
  2. Step 2: Convert to fraction form
    25,689.24/38,541.96 = 9,048.60/x
  3. Step 3: Cross multiply
    25,689.24x = 38,541.96 × 9,048.60
  4. Step 4: Simplify right side
    25,689.24x = 348,750,779.26
  5. Step 5: Solve for x
    x = 348,750,779.26/25,689.24
  6. Step 6: Final answer
    x = 13,575.75

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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.