Home / 14,175.22-19,564.50-9,386.71

Finding the Fourth Proportional to 14,175.22, 19,564.50 and 9,386.71

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Solution

The fourth proportional to 14,175.22, 19,564.50 and 9,386.71 is: 12,955.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,175.22 : 19,564.50 = 9,386.71 : x
  2. Step 2: Convert to fraction form
    14,175.22/19,564.50 = 9,386.71/x
  3. Step 3: Cross multiply
    14,175.22x = 19,564.50 × 9,386.71
  4. Step 4: Simplify right side
    14,175.22x = 183,646,287.80
  5. Step 5: Solve for x
    x = 183,646,287.80/14,175.22
  6. Step 6: Final answer
    x = 12,955.45

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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.