Home / 51,033.88-70,426.10-28,373.32

Finding the Fourth Proportional to 51,033.88, 70,426.10 and 28,373.32

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Solution

The fourth proportional to 51,033.88, 70,426.10 and 28,373.32 is: 39,154.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,033.88 : 70,426.10 = 28,373.32 : x
  2. Step 2: Convert to fraction form
    51,033.88/70,426.10 = 28,373.32/x
  3. Step 3: Cross multiply
    51,033.88x = 70,426.10 × 28,373.32
  4. Step 4: Simplify right side
    51,033.88x = 1,998,222,271.65
  5. Step 5: Solve for x
    x = 1,998,222,271.65/51,033.88
  6. Step 6: Final answer
    x = 39,154.82

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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.