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Finding the Fourth Proportional to 39,894.80, 59,842.20 and 26,675.60

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Solution

The fourth proportional to 39,894.80, 59,842.20 and 26,675.60 is: 40,013.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,894.80 : 59,842.20 = 26,675.60 : x
  2. Step 2: Convert to fraction form
    39,894.80/59,842.20 = 26,675.60/x
  3. Step 3: Cross multiply
    39,894.80x = 59,842.20 × 26,675.60
  4. Step 4: Simplify right side
    39,894.80x = 1,596,326,590.32
  5. Step 5: Solve for x
    x = 1,596,326,590.32/39,894.80
  6. Step 6: Final answer
    x = 40,013.40

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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.