Home / 43,533.18-60,075-28,397.16

Finding the Fourth Proportional to 43,533.18, 60,075 and 28,397.16

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Solution

The fourth proportional to 43,533.18, 60,075 and 28,397.16 is: 39,187.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,533.18 : 60,075 = 28,397.16 : x
  2. Step 2: Convert to fraction form
    43,533.18/60,075 = 28,397.16/x
  3. Step 3: Cross multiply
    43,533.18x = 60,075 × 28,397.16
  4. Step 4: Simplify right side
    43,533.18x = 1,705,959,387
  5. Step 5: Solve for x
    x = 1,705,959,387/43,533.18
  6. Step 6: Final answer
    x = 39,187.57

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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.