Home / 28,737.33-39,657.13-16,162.08

Finding the Fourth Proportional to 28,737.33, 39,657.13 and 16,162.08

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Solution

The fourth proportional to 28,737.33, 39,657.13 and 16,162.08 is: 22,303.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,737.33 : 39,657.13 = 16,162.08 : x
  2. Step 2: Convert to fraction form
    28,737.33/39,657.13 = 16,162.08/x
  3. Step 3: Cross multiply
    28,737.33x = 39,657.13 × 16,162.08
  4. Step 4: Simplify right side
    28,737.33x = 640,941,626.82
  5. Step 5: Solve for x
    x = 640,941,626.82/28,737.33
  6. Step 6: Final answer
    x = 22,303.45

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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.