Home / 53,152.50-79,777.96-26,875.70

Finding the Fourth Proportional to 53,152.50, 79,777.96 and 26,875.70

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Solution

The fourth proportional to 53,152.50, 79,777.96 and 26,875.70 is: 40,338.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,152.50 : 79,777.96 = 26,875.70 : x
  2. Step 2: Convert to fraction form
    53,152.50/79,777.96 = 26,875.70/x
  3. Step 3: Cross multiply
    53,152.50x = 79,777.96 × 26,875.70
  4. Step 4: Simplify right side
    53,152.50x = 2,144,087,986.30
  5. Step 5: Solve for x
    x = 2,144,087,986.30/53,152.50
  6. Step 6: Final answer
    x = 40,338.42

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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.