Home / 19,209.17-26,508.86-10,712.07

Finding the Fourth Proportional to 19,209.17, 26,508.86 and 10,712.07

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Solution

The fourth proportional to 19,209.17, 26,508.86 and 10,712.07 is: 14,782.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,209.17 : 26,508.86 = 10,712.07 : x
  2. Step 2: Convert to fraction form
    19,209.17/26,508.86 = 10,712.07/x
  3. Step 3: Cross multiply
    19,209.17x = 26,508.86 × 10,712.07
  4. Step 4: Simplify right side
    19,209.17x = 283,964,710.38
  5. Step 5: Solve for x
    x = 283,964,710.38/19,209.17
  6. Step 6: Final answer
    x = 14,782.77

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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.