Home / 16,832.40-25,248.60-9,315.60

Finding the Fourth Proportional to 16,832.40, 25,248.60 and 9,315.60

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Solution

The fourth proportional to 16,832.40, 25,248.60 and 9,315.60 is: 13,973.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,832.40 : 25,248.60 = 9,315.60 : x
  2. Step 2: Convert to fraction form
    16,832.40/25,248.60 = 9,315.60/x
  3. Step 3: Cross multiply
    16,832.40x = 25,248.60 × 9,315.60
  4. Step 4: Simplify right side
    16,832.40x = 235,205,858.16
  5. Step 5: Solve for x
    x = 235,205,858.16/16,832.40
  6. Step 6: Final answer
    x = 13,973.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.