Home / 34,389.64-47,459.46-19,285.48

Finding the Fourth Proportional to 34,389.64, 47,459.46 and 19,285.48

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Solution

The fourth proportional to 34,389.64, 47,459.46 and 19,285.48 is: 26,614.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,389.64 : 47,459.46 = 19,285.48 : x
  2. Step 2: Convert to fraction form
    34,389.64/47,459.46 = 19,285.48/x
  3. Step 3: Cross multiply
    34,389.64x = 47,459.46 × 19,285.48
  4. Step 4: Simplify right side
    34,389.64x = 915,278,466.64
  5. Step 5: Solve for x
    x = 915,278,466.64/34,389.64
  6. Step 6: Final answer
    x = 26,614.95

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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.