Home / 40,415.05-55,774.49-22,510.06

Finding the Fourth Proportional to 40,415.05, 55,774.49 and 22,510.06

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Solution

The fourth proportional to 40,415.05, 55,774.49 and 22,510.06 is: 31,064.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,415.05 : 55,774.49 = 22,510.06 : x
  2. Step 2: Convert to fraction form
    40,415.05/55,774.49 = 22,510.06/x
  3. Step 3: Cross multiply
    40,415.05x = 55,774.49 × 22,510.06
  4. Step 4: Simplify right side
    40,415.05x = 1,255,487,116.37
  5. Step 5: Solve for x
    x = 1,255,487,116.37/40,415.05
  6. Step 6: Final answer
    x = 31,064.84

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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.