Home / 28,494.15-42,703.02-22,176.66

Finding the Fourth Proportional to 28,494.15, 42,703.02 and 22,176.66

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Solution

The fourth proportional to 28,494.15, 42,703.02 and 22,176.66 is: 33,235.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,494.15 : 42,703.02 = 22,176.66 : x
  2. Step 2: Convert to fraction form
    28,494.15/42,703.02 = 22,176.66/x
  3. Step 3: Cross multiply
    28,494.15x = 42,703.02 × 22,176.66
  4. Step 4: Simplify right side
    28,494.15x = 947,010,355.51
  5. Step 5: Solve for x
    x = 947,010,355.51/28,494.15
  6. Step 6: Final answer
    x = 33,235.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.