Home / 25,701.50-35,461.60-15,089.09

Finding the Fourth Proportional to 25,701.50, 35,461.60 and 15,089.09

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Solution

The fourth proportional to 25,701.50, 35,461.60 and 15,089.09 is: 20,819.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,701.50 : 35,461.60 = 15,089.09 : x
  2. Step 2: Convert to fraction form
    25,701.50/35,461.60 = 15,089.09/x
  3. Step 3: Cross multiply
    25,701.50x = 35,461.60 × 15,089.09
  4. Step 4: Simplify right side
    25,701.50x = 535,083,058.91
  5. Step 5: Solve for x
    x = 535,083,058.91/25,701.50
  6. Step 6: Final answer
    x = 20,819.14

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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.