Home / 47,248.72-70,875.66-19,164.60

Finding the Fourth Proportional to 47,248.72, 70,875.66 and 19,164.60

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Solution

The fourth proportional to 47,248.72, 70,875.66 and 19,164.60 is: 28,747.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,248.72 : 70,875.66 = 19,164.60 : x
  2. Step 2: Convert to fraction form
    47,248.72/70,875.66 = 19,164.60/x
  3. Step 3: Cross multiply
    47,248.72x = 70,875.66 × 19,164.60
  4. Step 4: Simplify right side
    47,248.72x = 1,358,303,673.64
  5. Step 5: Solve for x
    x = 1,358,303,673.64/47,248.72
  6. Step 6: Final answer
    x = 28,747.95

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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.