Home / 23,875.38-32,913.81-16,779.78

Finding the Fourth Proportional to 23,875.38, 32,913.81 and 16,779.78

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Solution

The fourth proportional to 23,875.38, 32,913.81 and 16,779.78 is: 23,132.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,875.38 : 32,913.81 = 16,779.78 : x
  2. Step 2: Convert to fraction form
    23,875.38/32,913.81 = 16,779.78/x
  3. Step 3: Cross multiply
    23,875.38x = 32,913.81 × 16,779.78
  4. Step 4: Simplify right side
    23,875.38x = 552,286,490.76
  5. Step 5: Solve for x
    x = 552,286,490.76/23,875.38
  6. Step 6: Final answer
    x = 23,132.05

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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.