Home / 18,892.13-26,071.28-10,508.63

Finding the Fourth Proportional to 18,892.13, 26,071.28 and 10,508.63

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Solution

The fourth proportional to 18,892.13, 26,071.28 and 10,508.63 is: 14,501.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,892.13 : 26,071.28 = 10,508.63 : x
  2. Step 2: Convert to fraction form
    18,892.13/26,071.28 = 10,508.63/x
  3. Step 3: Cross multiply
    18,892.13x = 26,071.28 × 10,508.63
  4. Step 4: Simplify right side
    18,892.13x = 273,973,350.77
  5. Step 5: Solve for x
    x = 273,973,350.77/18,892.13
  6. Step 6: Final answer
    x = 14,501.99

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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.