Home / 16,779.60-23,154.75-9,224.46

Finding the Fourth Proportional to 16,779.60, 23,154.75 and 9,224.46

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Solution

The fourth proportional to 16,779.60, 23,154.75 and 9,224.46 is: 12,729.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,779.60 : 23,154.75 = 9,224.46 : x
  2. Step 2: Convert to fraction form
    16,779.60/23,154.75 = 9,224.46/x
  3. Step 3: Cross multiply
    16,779.60x = 23,154.75 × 9,224.46
  4. Step 4: Simplify right side
    16,779.60x = 213,590,065.19
  5. Step 5: Solve for x
    x = 213,590,065.19/16,779.60
  6. Step 6: Final answer
    x = 12,729.15

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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.