Home / 39,608.04-54,678.98-30,635.24

Finding the Fourth Proportional to 39,608.04, 54,678.98 and 30,635.24

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Solution

The fourth proportional to 39,608.04, 54,678.98 and 30,635.24 is: 42,292.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,608.04 : 54,678.98 = 30,635.24 : x
  2. Step 2: Convert to fraction form
    39,608.04/54,678.98 = 30,635.24/x
  3. Step 3: Cross multiply
    39,608.04x = 54,678.98 × 30,635.24
  4. Step 4: Simplify right side
    39,608.04x = 1,675,103,675.26
  5. Step 5: Solve for x
    x = 1,675,103,675.26/39,608.04
  6. Step 6: Final answer
    x = 42,292.01

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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.