Home / 14,482.22-19,987.60-9,177.52

Finding the Fourth Proportional to 14,482.22, 19,987.60 and 9,177.52

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Solution

The fourth proportional to 14,482.22, 19,987.60 and 9,177.52 is: 12,666.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,482.22 : 19,987.60 = 9,177.52 : x
  2. Step 2: Convert to fraction form
    14,482.22/19,987.60 = 9,177.52/x
  3. Step 3: Cross multiply
    14,482.22x = 19,987.60 × 9,177.52
  4. Step 4: Simplify right side
    14,482.22x = 183,436,598.75
  5. Step 5: Solve for x
    x = 183,436,598.75/14,482.22
  6. Step 6: Final answer
    x = 12,666.33

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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.