Home / 47,066.25-70,608.08-15,478.05

Finding the Fourth Proportional to 47,066.25, 70,608.08 and 15,478.05

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Solution

The fourth proportional to 47,066.25, 70,608.08 and 15,478.05 is: 23,219.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,066.25 : 70,608.08 = 15,478.05 : x
  2. Step 2: Convert to fraction form
    47,066.25/70,608.08 = 15,478.05/x
  3. Step 3: Cross multiply
    47,066.25x = 70,608.08 × 15,478.05
  4. Step 4: Simplify right side
    47,066.25x = 1,092,875,315.25
  5. Step 5: Solve for x
    x = 1,092,875,315.25/47,066.25
  6. Step 6: Final answer
    x = 23,219.94

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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.