Home / 39,977.46-59,967-10,393.56

Finding the Fourth Proportional to 39,977.46, 59,967 and 10,393.56

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Solution

The fourth proportional to 39,977.46, 59,967 and 10,393.56 is: 15,590.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,977.46 : 59,967 = 10,393.56 : x
  2. Step 2: Convert to fraction form
    39,977.46/59,967 = 10,393.56/x
  3. Step 3: Cross multiply
    39,977.46x = 59,967 × 10,393.56
  4. Step 4: Simplify right side
    39,977.46x = 623,270,612.52
  5. Step 5: Solve for x
    x = 623,270,612.52/39,977.46
  6. Step 6: Final answer
    x = 15,590.55

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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.