Home / 35,329.96-48,752.58-20,423.08

Finding the Fourth Proportional to 35,329.96, 48,752.58 and 20,423.08

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Solution

The fourth proportional to 35,329.96, 48,752.58 and 20,423.08 is: 28,182.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,329.96 : 48,752.58 = 20,423.08 : x
  2. Step 2: Convert to fraction form
    35,329.96/48,752.58 = 20,423.08/x
  3. Step 3: Cross multiply
    35,329.96x = 48,752.58 × 20,423.08
  4. Step 4: Simplify right side
    35,329.96x = 995,677,841.55
  5. Step 5: Solve for x
    x = 995,677,841.55/35,329.96
  6. Step 6: Final answer
    x = 28,182.25

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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.