Home / 42,751.36-64,028.40-29,613.04

Finding the Fourth Proportional to 42,751.36, 64,028.40 and 29,613.04

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Solution

The fourth proportional to 42,751.36, 64,028.40 and 29,613.04 is: 44,351.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,751.36 : 64,028.40 = 29,613.04 : x
  2. Step 2: Convert to fraction form
    42,751.36/64,028.40 = 29,613.04/x
  3. Step 3: Cross multiply
    42,751.36x = 64,028.40 × 29,613.04
  4. Step 4: Simplify right side
    42,751.36x = 1,896,075,570.34
  5. Step 5: Solve for x
    x = 1,896,075,570.34/42,751.36
  6. Step 6: Final answer
    x = 44,351.23

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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.