Home / 16,223.79-22,390.40-9,848.91

Finding the Fourth Proportional to 16,223.79, 22,390.40 and 9,848.91

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Solution

The fourth proportional to 16,223.79, 22,390.40 and 9,848.91 is: 13,592.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,223.79 : 22,390.40 = 9,848.91 : x
  2. Step 2: Convert to fraction form
    16,223.79/22,390.40 = 9,848.91/x
  3. Step 3: Cross multiply
    16,223.79x = 22,390.40 × 9,848.91
  4. Step 4: Simplify right side
    16,223.79x = 220,521,034.46
  5. Step 5: Solve for x
    x = 220,521,034.46/16,223.79
  6. Step 6: Final answer
    x = 13,592.45

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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.