Home / 40,900.12-56,280.36-34,164.16

Finding the Fourth Proportional to 40,900.12, 56,280.36 and 34,164.16

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Solution

The fourth proportional to 40,900.12, 56,280.36 and 34,164.16 is: 47,011.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,900.12 : 56,280.36 = 34,164.16 : x
  2. Step 2: Convert to fraction form
    40,900.12/56,280.36 = 34,164.16/x
  3. Step 3: Cross multiply
    40,900.12x = 56,280.36 × 34,164.16
  4. Step 4: Simplify right side
    40,900.12x = 1,922,771,223.90
  5. Step 5: Solve for x
    x = 1,922,771,223.90/40,900.12
  6. Step 6: Final answer
    x = 47,011.38

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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.