Home / 16,876.50-25,300.40-10,307.31

Finding the Fourth Proportional to 16,876.50, 25,300.40 and 10,307.31

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Solution

The fourth proportional to 16,876.50, 25,300.40 and 10,307.31 is: 15,452.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,876.50 : 25,300.40 = 10,307.31 : x
  2. Step 2: Convert to fraction form
    16,876.50/25,300.40 = 10,307.31/x
  3. Step 3: Cross multiply
    16,876.50x = 25,300.40 × 10,307.31
  4. Step 4: Simplify right side
    16,876.50x = 260,779,065.92
  5. Step 5: Solve for x
    x = 260,779,065.92/16,876.50
  6. Step 6: Final answer
    x = 15,452.20

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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.