Home / 52,698.29-72,722.69-28,824.76

Finding the Fourth Proportional to 52,698.29, 72,722.69 and 28,824.76

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Solution

The fourth proportional to 52,698.29, 72,722.69 and 28,824.76 is: 39,777.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,698.29 : 72,722.69 = 28,824.76 : x
  2. Step 2: Convert to fraction form
    52,698.29/72,722.69 = 28,824.76/x
  3. Step 3: Cross multiply
    52,698.29x = 72,722.69 × 28,824.76
  4. Step 4: Simplify right side
    52,698.29x = 2,096,213,722.19
  5. Step 5: Solve for x
    x = 2,096,213,722.19/52,698.29
  6. Step 6: Final answer
    x = 39,777.64

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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.