Home / 19,051.92-26,294.76-18,210.99

Finding the Fourth Proportional to 19,051.92, 26,294.76 and 18,210.99

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Solution

The fourth proportional to 19,051.92, 26,294.76 and 18,210.99 is: 25,134.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,051.92 : 26,294.76 = 18,210.99 : x
  2. Step 2: Convert to fraction form
    19,051.92/26,294.76 = 18,210.99/x
  3. Step 3: Cross multiply
    19,051.92x = 26,294.76 × 18,210.99
  4. Step 4: Simplify right side
    19,051.92x = 478,853,611.41
  5. Step 5: Solve for x
    x = 478,853,611.41/19,051.92
  6. Step 6: Final answer
    x = 25,134.14

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Double scale
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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.