Home / 19,239.52-26,549.78-10,856.04

Finding the Fourth Proportional to 19,239.52, 26,549.78 and 10,856.04

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Solution

The fourth proportional to 19,239.52, 26,549.78 and 10,856.04 is: 14,980.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,239.52 : 26,549.78 = 10,856.04 : x
  2. Step 2: Convert to fraction form
    19,239.52/26,549.78 = 10,856.04/x
  3. Step 3: Cross multiply
    19,239.52x = 26,549.78 × 10,856.04
  4. Step 4: Simplify right side
    19,239.52x = 288,225,473.67
  5. Step 5: Solve for x
    x = 288,225,473.67/19,239.52
  6. Step 6: Final answer
    x = 14,980.91

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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.