Home / 22,398.79-30,897.48-14,000.71

Finding the Fourth Proportional to 22,398.79, 30,897.48 and 14,000.71

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Solution

The fourth proportional to 22,398.79, 30,897.48 and 14,000.71 is: 19,312.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,398.79 : 30,897.48 = 14,000.71 : x
  2. Step 2: Convert to fraction form
    22,398.79/30,897.48 = 14,000.71/x
  3. Step 3: Cross multiply
    22,398.79x = 30,897.48 × 14,000.71
  4. Step 4: Simplify right side
    22,398.79x = 432,586,664.45
  5. Step 5: Solve for x
    x = 432,586,664.45/22,398.79
  6. Step 6: Final answer
    x = 19,312.95

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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.