Home / 47,030.64-70,548.30-15,427.92

Finding the Fourth Proportional to 47,030.64, 70,548.30 and 15,427.92

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Solution

The fourth proportional to 47,030.64, 70,548.30 and 15,427.92 is: 23,142.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,030.64 : 70,548.30 = 15,427.92 : x
  2. Step 2: Convert to fraction form
    47,030.64/70,548.30 = 15,427.92/x
  3. Step 3: Cross multiply
    47,030.64x = 70,548.30 × 15,427.92
  4. Step 4: Simplify right side
    47,030.64x = 1,088,413,528.54
  5. Step 5: Solve for x
    x = 1,088,413,528.54/47,030.64
  6. Step 6: Final answer
    x = 23,142.65

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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.