Home / 16,860.70-25,291.05-9,862.30

Finding the Fourth Proportional to 16,860.70, 25,291.05 and 9,862.30

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Solution

The fourth proportional to 16,860.70, 25,291.05 and 9,862.30 is: 14,793.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,860.70 : 25,291.05 = 9,862.30 : x
  2. Step 2: Convert to fraction form
    16,860.70/25,291.05 = 9,862.30/x
  3. Step 3: Cross multiply
    16,860.70x = 25,291.05 × 9,862.30
  4. Step 4: Simplify right side
    16,860.70x = 249,427,922.42
  5. Step 5: Solve for x
    x = 249,427,922.42/16,860.70
  6. Step 6: Final answer
    x = 14,793.45

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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.