Home / 51,024.08-70,407.90-28,359.44

Finding the Fourth Proportional to 51,024.08, 70,407.90 and 28,359.44

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Solution

The fourth proportional to 51,024.08, 70,407.90 and 28,359.44 is: 39,133.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,024.08 : 70,407.90 = 28,359.44 : x
  2. Step 2: Convert to fraction form
    51,024.08/70,407.90 = 28,359.44/x
  3. Step 3: Cross multiply
    51,024.08x = 70,407.90 × 28,359.44
  4. Step 4: Simplify right side
    51,024.08x = 1,996,728,615.58
  5. Step 5: Solve for x
    x = 1,996,728,615.58/51,024.08
  6. Step 6: Final answer
    x = 39,133.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.