Home / 14,582.17-21,854.80-9,315.15

Finding the Fourth Proportional to 14,582.17, 21,854.80 and 9,315.15

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Solution

The fourth proportional to 14,582.17, 21,854.80 and 9,315.15 is: 13,960.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,582.17 : 21,854.80 = 9,315.15 : x
  2. Step 2: Convert to fraction form
    14,582.17/21,854.80 = 9,315.15/x
  3. Step 3: Cross multiply
    14,582.17x = 21,854.80 × 9,315.15
  4. Step 4: Simplify right side
    14,582.17x = 203,580,630.95
  5. Step 5: Solve for x
    x = 203,580,630.95/14,582.17
  6. Step 6: Final answer
    x = 13,960.93

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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.