Home / 40,317.02-55,637.08-22,411.65

Finding the Fourth Proportional to 40,317.02, 55,637.08 and 22,411.65

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Solution

The fourth proportional to 40,317.02, 55,637.08 and 22,411.65 is: 30,927.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,317.02 : 55,637.08 = 22,411.65 : x
  2. Step 2: Convert to fraction form
    40,317.02/55,637.08 = 22,411.65/x
  3. Step 3: Cross multiply
    40,317.02x = 55,637.08 × 22,411.65
  4. Step 4: Simplify right side
    40,317.02x = 1,246,918,763.98
  5. Step 5: Solve for x
    x = 1,246,918,763.98/40,317.02
  6. Step 6: Final answer
    x = 30,927.85

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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.