Home / 16,218.41-22,378.01-9,848.36

Finding the Fourth Proportional to 16,218.41, 22,378.01 and 9,848.36

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Solution

The fourth proportional to 16,218.41, 22,378.01 and 9,848.36 is: 13,588.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,218.41 : 22,378.01 = 9,848.36 : x
  2. Step 2: Convert to fraction form
    16,218.41/22,378.01 = 9,848.36/x
  3. Step 3: Cross multiply
    16,218.41x = 22,378.01 × 9,848.36
  4. Step 4: Simplify right side
    16,218.41x = 220,386,705.27
  5. Step 5: Solve for x
    x = 220,386,705.27/16,218.41
  6. Step 6: Final answer
    x = 13,588.68

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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.