Home / 47,127.63-70,689.60-15,962.88

Finding the Fourth Proportional to 47,127.63, 70,689.60 and 15,962.88

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Solution

The fourth proportional to 47,127.63, 70,689.60 and 15,962.88 is: 23,943.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,127.63 : 70,689.60 = 15,962.88 : x
  2. Step 2: Convert to fraction form
    47,127.63/70,689.60 = 15,962.88/x
  3. Step 3: Cross multiply
    47,127.63x = 70,689.60 × 15,962.88
  4. Step 4: Simplify right side
    47,127.63x = 1,128,409,602.05
  5. Step 5: Solve for x
    x = 1,128,409,602.05/47,127.63
  6. Step 6: Final answer
    x = 23,943.70

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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.