Home / 14,062.71-21,055.65-10,117.91

Finding the Fourth Proportional to 14,062.71, 21,055.65 and 10,117.91

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Solution

The fourth proportional to 14,062.71, 21,055.65 and 10,117.91 is: 15,149.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,062.71 : 21,055.65 = 10,117.91 : x
  2. Step 2: Convert to fraction form
    14,062.71/21,055.65 = 10,117.91/x
  3. Step 3: Cross multiply
    14,062.71x = 21,055.65 × 10,117.91
  4. Step 4: Simplify right side
    14,062.71x = 213,039,186.39
  5. Step 5: Solve for x
    x = 213,039,186.39/14,062.71
  6. Step 6: Final answer
    x = 15,149.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.