Home / 57,326.04-79,170-39,467.16

Finding the Fourth Proportional to 57,326.04, 79,170 and 39,467.16

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Solution

The fourth proportional to 57,326.04, 79,170 and 39,467.16 is: 54,506.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,326.04 : 79,170 = 39,467.16 : x
  2. Step 2: Convert to fraction form
    57,326.04/79,170 = 39,467.16/x
  3. Step 3: Cross multiply
    57,326.04x = 79,170 × 39,467.16
  4. Step 4: Simplify right side
    57,326.04x = 3,124,615,057.20
  5. Step 5: Solve for x
    x = 3,124,615,057.20/57,326.04
  6. Step 6: Final answer
    x = 54,506.03

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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.