Home / 22,440.52-30,966.65-12,368.93

Finding the Fourth Proportional to 22,440.52, 30,966.65 and 12,368.93

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Solution

The fourth proportional to 22,440.52, 30,966.65 and 12,368.93 is: 17,068.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,440.52 : 30,966.65 = 12,368.93 : x
  2. Step 2: Convert to fraction form
    22,440.52/30,966.65 = 12,368.93/x
  3. Step 3: Cross multiply
    22,440.52x = 30,966.65 × 12,368.93
  4. Step 4: Simplify right side
    22,440.52x = 383,024,326.18
  5. Step 5: Solve for x
    x = 383,024,326.18/22,440.52
  6. Step 6: Final answer
    x = 17,068.42

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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.