Home / 18,862.09-26,029.58-10,248.20

Finding the Fourth Proportional to 18,862.09, 26,029.58 and 10,248.20

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Solution

The fourth proportional to 18,862.09, 26,029.58 and 10,248.20 is: 14,142.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,862.09 : 26,029.58 = 10,248.20 : x
  2. Step 2: Convert to fraction form
    18,862.09/26,029.58 = 10,248.20/x
  3. Step 3: Cross multiply
    18,862.09x = 26,029.58 × 10,248.20
  4. Step 4: Simplify right side
    18,862.09x = 266,756,341.76
  5. Step 5: Solve for x
    x = 266,756,341.76/18,862.09
  6. Step 6: Final answer
    x = 14,142.46

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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.