Home / 40,647.52-56,088.21-22,740.58

Finding the Fourth Proportional to 40,647.52, 56,088.21 and 22,740.58

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Solution

The fourth proportional to 40,647.52, 56,088.21 and 22,740.58 is: 31,379.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,647.52 : 56,088.21 = 22,740.58 : x
  2. Step 2: Convert to fraction form
    40,647.52/56,088.21 = 22,740.58/x
  3. Step 3: Cross multiply
    40,647.52x = 56,088.21 × 22,740.58
  4. Step 4: Simplify right side
    40,647.52x = 1,275,478,426.56
  5. Step 5: Solve for x
    x = 1,275,478,426.56/40,647.52
  6. Step 6: Final answer
    x = 31,379.00

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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.