Home / 23,389.13-32,277.72-12,779.46

Finding the Fourth Proportional to 23,389.13, 32,277.72 and 12,779.46

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Solution

The fourth proportional to 23,389.13, 32,277.72 and 12,779.46 is: 17,636.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,389.13 : 32,277.72 = 12,779.46 : x
  2. Step 2: Convert to fraction form
    23,389.13/32,277.72 = 12,779.46/x
  3. Step 3: Cross multiply
    23,389.13x = 32,277.72 × 12,779.46
  4. Step 4: Simplify right side
    23,389.13x = 412,491,831.63
  5. Step 5: Solve for x
    x = 412,491,831.63/23,389.13
  6. Step 6: Final answer
    x = 17,636.05

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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.