Home / 15,215.80-22,823.70-9,353.40

Finding the Fourth Proportional to 15,215.80, 22,823.70 and 9,353.40

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Solution

The fourth proportional to 15,215.80, 22,823.70 and 9,353.40 is: 14,030.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,215.80 : 22,823.70 = 9,353.40 : x
  2. Step 2: Convert to fraction form
    15,215.80/22,823.70 = 9,353.40/x
  3. Step 3: Cross multiply
    15,215.80x = 22,823.70 × 9,353.40
  4. Step 4: Simplify right side
    15,215.80x = 213,479,195.58
  5. Step 5: Solve for x
    x = 213,479,195.58/15,215.80
  6. Step 6: Final answer
    x = 14,030.10

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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.