Home / 16,867.08-23,276.10-9,312.84

Finding the Fourth Proportional to 16,867.08, 23,276.10 and 9,312.84

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Solution

The fourth proportional to 16,867.08, 23,276.10 and 9,312.84 is: 12,851.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,867.08 : 23,276.10 = 9,312.84 : x
  2. Step 2: Convert to fraction form
    16,867.08/23,276.10 = 9,312.84/x
  3. Step 3: Cross multiply
    16,867.08x = 23,276.10 × 9,312.84
  4. Step 4: Simplify right side
    16,867.08x = 216,766,595.12
  5. Step 5: Solve for x
    x = 216,766,595.12/16,867.08
  6. Step 6: Final answer
    x = 12,851.46

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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.