Home / 19,204.13-26,502.11-10,820.63

Finding the Fourth Proportional to 19,204.13, 26,502.11 and 10,820.63

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Solution

The fourth proportional to 19,204.13, 26,502.11 and 10,820.63 is: 14,932.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,204.13 : 26,502.11 = 10,820.63 : x
  2. Step 2: Convert to fraction form
    19,204.13/26,502.11 = 10,820.63/x
  3. Step 3: Cross multiply
    19,204.13x = 26,502.11 × 10,820.63
  4. Step 4: Simplify right side
    19,204.13x = 286,769,339.92
  5. Step 5: Solve for x
    x = 286,769,339.92/19,204.13
  6. Step 6: Final answer
    x = 14,932.69

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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.