Home / 47,009.68-70,521.02-15,853.84

Finding the Fourth Proportional to 47,009.68, 70,521.02 and 15,853.84

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Solution

The fourth proportional to 47,009.68, 70,521.02 and 15,853.84 is: 23,782.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,009.68 : 70,521.02 = 15,853.84 : x
  2. Step 2: Convert to fraction form
    47,009.68/70,521.02 = 15,853.84/x
  3. Step 3: Cross multiply
    47,009.68x = 70,521.02 × 15,853.84
  4. Step 4: Simplify right side
    47,009.68x = 1,118,028,967.72
  5. Step 5: Solve for x
    x = 1,118,028,967.72/47,009.68
  6. Step 6: Final answer
    x = 23,782.95

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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.