Home / 51,003.24-70,384.10-28,647.40

Finding the Fourth Proportional to 51,003.24, 70,384.10 and 28,647.40

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Solution

The fourth proportional to 51,003.24, 70,384.10 and 28,647.40 is: 39,533.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,003.24 : 70,384.10 = 28,647.40 : x
  2. Step 2: Convert to fraction form
    51,003.24/70,384.10 = 28,647.40/x
  3. Step 3: Cross multiply
    51,003.24x = 70,384.10 × 28,647.40
  4. Step 4: Simplify right side
    51,003.24x = 2,016,321,466.34
  5. Step 5: Solve for x
    x = 2,016,321,466.34/51,003.24
  6. Step 6: Final answer
    x = 39,533.20

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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.