Home / 22,320.16-30,801.73-12,248.77

Finding the Fourth Proportional to 22,320.16, 30,801.73 and 12,248.77

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Solution

The fourth proportional to 22,320.16, 30,801.73 and 12,248.77 is: 16,903.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,320.16 : 30,801.73 = 12,248.77 : x
  2. Step 2: Convert to fraction form
    22,320.16/30,801.73 = 12,248.77/x
  3. Step 3: Cross multiply
    22,320.16x = 30,801.73 × 12,248.77
  4. Step 4: Simplify right side
    22,320.16x = 377,283,306.37
  5. Step 5: Solve for x
    x = 377,283,306.37/22,320.16
  6. Step 6: Final answer
    x = 16,903.25

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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.