Home / 43,075.52-64,613.30-19,685.56

Finding the Fourth Proportional to 43,075.52, 64,613.30 and 19,685.56

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Solution

The fourth proportional to 43,075.52, 64,613.30 and 19,685.56 is: 29,528.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,075.52 : 64,613.30 = 19,685.56 : x
  2. Step 2: Convert to fraction form
    43,075.52/64,613.30 = 19,685.56/x
  3. Step 3: Cross multiply
    43,075.52x = 64,613.30 × 19,685.56
  4. Step 4: Simplify right side
    43,075.52x = 1,271,948,993.95
  5. Step 5: Solve for x
    x = 1,271,948,993.95/43,075.52
  6. Step 6: Final answer
    x = 29,528.35

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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.