Home / 47,935.44-71,903.10-12,875.07

Finding the Fourth Proportional to 47,935.44, 71,903.10 and 12,875.07

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Solution

The fourth proportional to 47,935.44, 71,903.10 and 12,875.07 is: 19,312.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,935.44 : 71,903.10 = 12,875.07 : x
  2. Step 2: Convert to fraction form
    47,935.44/71,903.10 = 12,875.07/x
  3. Step 3: Cross multiply
    47,935.44x = 71,903.10 × 12,875.07
  4. Step 4: Simplify right side
    47,935.44x = 925,757,445.72
  5. Step 5: Solve for x
    x = 925,757,445.72/47,935.44
  6. Step 6: Final answer
    x = 19,312.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.