Home / 29,897.39-40,959.63-28,776.35

Finding the Fourth Proportional to 29,897.39, 40,959.63 and 28,776.35

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Solution

The fourth proportional to 29,897.39, 40,959.63 and 28,776.35 is: 39,423.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,897.39 : 40,959.63 = 28,776.35 : x
  2. Step 2: Convert to fraction form
    29,897.39/40,959.63 = 28,776.35/x
  3. Step 3: Cross multiply
    29,897.39x = 40,959.63 × 28,776.35
  4. Step 4: Simplify right side
    29,897.39x = 1,178,668,504.87
  5. Step 5: Solve for x
    x = 1,178,668,504.87/29,897.39
  6. Step 6: Final answer
    x = 39,423.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.