Home / 51,362.96-70,877.64-28,700.24

Finding the Fourth Proportional to 51,362.96, 70,877.64 and 28,700.24

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Solution

The fourth proportional to 51,362.96, 70,877.64 and 28,700.24 is: 39,604.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,362.96 : 70,877.64 = 28,700.24 : x
  2. Step 2: Convert to fraction form
    51,362.96/70,877.64 = 28,700.24/x
  3. Step 3: Cross multiply
    51,362.96x = 70,877.64 × 28,700.24
  4. Step 4: Simplify right side
    51,362.96x = 2,034,205,278.63
  5. Step 5: Solve for x
    x = 2,034,205,278.63/51,362.96
  6. Step 6: Final answer
    x = 39,604.52

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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.