Home / 30,500.02-45,756.78-9,723.52

Finding the Fourth Proportional to 30,500.02, 45,756.78 and 9,723.52

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Solution

The fourth proportional to 30,500.02, 45,756.78 and 9,723.52 is: 14,587.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,500.02 : 45,756.78 = 9,723.52 : x
  2. Step 2: Convert to fraction form
    30,500.02/45,756.78 = 9,723.52/x
  3. Step 3: Cross multiply
    30,500.02x = 45,756.78 × 9,723.52
  4. Step 4: Simplify right side
    30,500.02x = 444,916,965.47
  5. Step 5: Solve for x
    x = 444,916,965.47/30,500.02
  6. Step 6: Final answer
    x = 14,587.43

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1.5x scale

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.