Home / 47,155.04-70,741.30-15,567.31

Finding the Fourth Proportional to 47,155.04, 70,741.30 and 15,567.31

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Solution

The fourth proportional to 47,155.04, 70,741.30 and 15,567.31 is: 23,353.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,155.04 : 70,741.30 = 15,567.31 : x
  2. Step 2: Convert to fraction form
    47,155.04/70,741.30 = 15,567.31/x
  3. Step 3: Cross multiply
    47,155.04x = 70,741.30 × 15,567.31
  4. Step 4: Simplify right side
    47,155.04x = 1,101,251,427.68
  5. Step 5: Solve for x
    x = 1,101,251,427.68/47,155.04
  6. Step 6: Final answer
    x = 23,353.84

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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.