Home / 19,069.52-26,315.92-10,686.08

Finding the Fourth Proportional to 19,069.52, 26,315.92 and 10,686.08

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Solution

The fourth proportional to 19,069.52, 26,315.92 and 10,686.08 is: 14,746.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,069.52 : 26,315.92 = 10,686.08 : x
  2. Step 2: Convert to fraction form
    19,069.52/26,315.92 = 10,686.08/x
  3. Step 3: Cross multiply
    19,069.52x = 26,315.92 × 10,686.08
  4. Step 4: Simplify right side
    19,069.52x = 281,214,026.39
  5. Step 5: Solve for x
    x = 281,214,026.39/19,069.52
  6. Step 6: Final answer
    x = 14,746.78

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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.