Home / 25,898.02-38,841.40-9,259.21

Finding the Fourth Proportional to 25,898.02, 38,841.40 and 9,259.21

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Solution

The fourth proportional to 25,898.02, 38,841.40 and 9,259.21 is: 13,886.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,898.02 : 38,841.40 = 9,259.21 : x
  2. Step 2: Convert to fraction form
    25,898.02/38,841.40 = 9,259.21/x
  3. Step 3: Cross multiply
    25,898.02x = 38,841.40 × 9,259.21
  4. Step 4: Simplify right side
    25,898.02x = 359,640,679.29
  5. Step 5: Solve for x
    x = 359,640,679.29/25,898.02
  6. Step 6: Final answer
    x = 13,886.80

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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.