Home / 52,749.63-72,795.51-28,875.79

Finding the Fourth Proportional to 52,749.63, 72,795.51 and 28,875.79

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Solution

The fourth proportional to 52,749.63, 72,795.51 and 28,875.79 is: 39,849.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,749.63 : 72,795.51 = 28,875.79 : x
  2. Step 2: Convert to fraction form
    52,749.63/72,795.51 = 28,875.79/x
  3. Step 3: Cross multiply
    52,749.63x = 72,795.51 × 28,875.79
  4. Step 4: Simplify right side
    52,749.63x = 2,102,027,950.70
  5. Step 5: Solve for x
    x = 2,102,027,950.70/52,749.63
  6. Step 6: Final answer
    x = 39,849.15

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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.