Home / 40,640.64-56,088.73-22,740.18

Finding the Fourth Proportional to 40,640.64, 56,088.73 and 22,740.18

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Solution

The fourth proportional to 40,640.64, 56,088.73 and 22,740.18 is: 31,384.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,640.64 : 56,088.73 = 22,740.18 : x
  2. Step 2: Convert to fraction form
    40,640.64/56,088.73 = 22,740.18/x
  3. Step 3: Cross multiply
    40,640.64x = 56,088.73 × 22,740.18
  4. Step 4: Simplify right side
    40,640.64x = 1,275,467,816.17
  5. Step 5: Solve for x
    x = 1,275,467,816.17/40,640.64
  6. Step 6: Final answer
    x = 31,384.05

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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.