Home / 14,441.66-19,897.80-9,717.74

Finding the Fourth Proportional to 14,441.66, 19,897.80 and 9,717.74

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Solution

The fourth proportional to 14,441.66, 19,897.80 and 9,717.74 is: 13,389.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,441.66 : 19,897.80 = 9,717.74 : x
  2. Step 2: Convert to fraction form
    14,441.66/19,897.80 = 9,717.74/x
  3. Step 3: Cross multiply
    14,441.66x = 19,897.80 × 9,717.74
  4. Step 4: Simplify right side
    14,441.66x = 193,361,646.97
  5. Step 5: Solve for x
    x = 193,361,646.97/14,441.66
  6. Step 6: Final answer
    x = 13,389.16

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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.