Home / 34,575.78-47,719.08-19,471.35

Finding the Fourth Proportional to 34,575.78, 47,719.08 and 19,471.35

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Solution

The fourth proportional to 34,575.78, 47,719.08 and 19,471.35 is: 26,873.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,575.78 : 47,719.08 = 19,471.35 : x
  2. Step 2: Convert to fraction form
    34,575.78/47,719.08 = 19,471.35/x
  3. Step 3: Cross multiply
    34,575.78x = 47,719.08 × 19,471.35
  4. Step 4: Simplify right side
    34,575.78x = 929,154,908.36
  5. Step 5: Solve for x
    x = 929,154,908.36/34,575.78
  6. Step 6: Final answer
    x = 26,873.00

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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.