Home / 16,888.84-23,306.75-9,335.05

Finding the Fourth Proportional to 16,888.84, 23,306.75 and 9,335.05

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Solution

The fourth proportional to 16,888.84, 23,306.75 and 9,335.05 is: 12,882.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,888.84 : 23,306.75 = 9,335.05 : x
  2. Step 2: Convert to fraction form
    16,888.84/23,306.75 = 9,335.05/x
  3. Step 3: Cross multiply
    16,888.84x = 23,306.75 × 9,335.05
  4. Step 4: Simplify right side
    16,888.84x = 217,569,676.59
  5. Step 5: Solve for x
    x = 217,569,676.59/16,888.84
  6. Step 6: Final answer
    x = 12,882.45

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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.