Home / 34,389.19-47,462.41-19,287.96

Finding the Fourth Proportional to 34,389.19, 47,462.41 and 19,287.96

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Solution

The fourth proportional to 34,389.19, 47,462.41 and 19,287.96 is: 26,620.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,389.19 : 47,462.41 = 19,287.96 : x
  2. Step 2: Convert to fraction form
    34,389.19/47,462.41 = 19,287.96/x
  3. Step 3: Cross multiply
    34,389.19x = 47,462.41 × 19,287.96
  4. Step 4: Simplify right side
    34,389.19x = 915,452,803.21
  5. Step 5: Solve for x
    x = 915,452,803.21/34,389.19
  6. Step 6: Final answer
    x = 26,620.36

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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.