Home / 19,143.34-26,417.88-10,646.24

Finding the Fourth Proportional to 19,143.34, 26,417.88 and 10,646.24

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Solution

The fourth proportional to 19,143.34, 26,417.88 and 10,646.24 is: 14,691.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,143.34 : 26,417.88 = 10,646.24 : x
  2. Step 2: Convert to fraction form
    19,143.34/26,417.88 = 10,646.24/x
  3. Step 3: Cross multiply
    19,143.34x = 26,417.88 × 10,646.24
  4. Step 4: Simplify right side
    19,143.34x = 281,250,958.68
  5. Step 5: Solve for x
    x = 281,250,958.68/19,143.34
  6. Step 6: Final answer
    x = 14,691.85

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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.