Home / 16,948.16-25,399.20-12,582.08

Finding the Fourth Proportional to 16,948.16, 25,399.20 and 12,582.08

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Solution

The fourth proportional to 16,948.16, 25,399.20 and 12,582.08 is: 18,856.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,948.16 : 25,399.20 = 12,582.08 : x
  2. Step 2: Convert to fraction form
    16,948.16/25,399.20 = 12,582.08/x
  3. Step 3: Cross multiply
    16,948.16x = 25,399.20 × 12,582.08
  4. Step 4: Simplify right side
    16,948.16x = 319,574,766.34
  5. Step 5: Solve for x
    x = 319,574,766.34/16,948.16
  6. Step 6: Final answer
    x = 18,856.02

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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.