Home / 16,925.28-23,359.32-9,855.60

Finding the Fourth Proportional to 16,925.28, 23,359.32 and 9,855.60

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Solution

The fourth proportional to 16,925.28, 23,359.32 and 9,855.60 is: 13,602.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,925.28 : 23,359.32 = 9,855.60 : x
  2. Step 2: Convert to fraction form
    16,925.28/23,359.32 = 9,855.60/x
  3. Step 3: Cross multiply
    16,925.28x = 23,359.32 × 9,855.60
  4. Step 4: Simplify right side
    16,925.28x = 230,220,114.19
  5. Step 5: Solve for x
    x = 230,220,114.19/16,925.28
  6. Step 6: Final answer
    x = 13,602.15

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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.