Home / 18,923.47-26,114.13-10,425.41

Finding the Fourth Proportional to 18,923.47, 26,114.13 and 10,425.41

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Solution

The fourth proportional to 18,923.47, 26,114.13 and 10,425.41 is: 14,386.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,923.47 : 26,114.13 = 10,425.41 : x
  2. Step 2: Convert to fraction form
    18,923.47/26,114.13 = 10,425.41/x
  3. Step 3: Cross multiply
    18,923.47x = 26,114.13 × 10,425.41
  4. Step 4: Simplify right side
    18,923.47x = 272,250,512.04
  5. Step 5: Solve for x
    x = 272,250,512.04/18,923.47
  6. Step 6: Final answer
    x = 14,386.92

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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.