Home / 47,311.69-70,967.54-19,247.01

Finding the Fourth Proportional to 47,311.69, 70,967.54 and 19,247.01

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Solution

The fourth proportional to 47,311.69, 70,967.54 and 19,247.01 is: 28,870.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,311.69 : 70,967.54 = 19,247.01 : x
  2. Step 2: Convert to fraction form
    47,311.69/70,967.54 = 19,247.01/x
  3. Step 3: Cross multiply
    47,311.69x = 70,967.54 × 19,247.01
  4. Step 4: Simplify right side
    47,311.69x = 1,365,913,000.17
  5. Step 5: Solve for x
    x = 1,365,913,000.17/47,311.69
  6. Step 6: Final answer
    x = 28,870.52

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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.