Home / 19,219.68-26,521.02-10,836.18

Finding the Fourth Proportional to 19,219.68, 26,521.02 and 10,836.18

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Solution

The fourth proportional to 19,219.68, 26,521.02 and 10,836.18 is: 14,952.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,219.68 : 26,521.02 = 10,836.18 : x
  2. Step 2: Convert to fraction form
    19,219.68/26,521.02 = 10,836.18/x
  3. Step 3: Cross multiply
    19,219.68x = 26,521.02 × 10,836.18
  4. Step 4: Simplify right side
    19,219.68x = 287,386,546.50
  5. Step 5: Solve for x
    x = 287,386,546.50/19,219.68
  6. Step 6: Final answer
    x = 14,952.72

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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.