Home / 14,860.60-20,514.23-9,490.07

Finding the Fourth Proportional to 14,860.60, 20,514.23 and 9,490.07

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Solution

The fourth proportional to 14,860.60, 20,514.23 and 9,490.07 is: 13,100.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,860.60 : 20,514.23 = 9,490.07 : x
  2. Step 2: Convert to fraction form
    14,860.60/20,514.23 = 9,490.07/x
  3. Step 3: Cross multiply
    14,860.60x = 20,514.23 × 9,490.07
  4. Step 4: Simplify right side
    14,860.60x = 194,681,478.70
  5. Step 5: Solve for x
    x = 194,681,478.70/14,860.60
  6. Step 6: Final answer
    x = 13,100.51

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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.