Home / 51,335.64-70,842.43-28,674.94

Finding the Fourth Proportional to 51,335.64, 70,842.43 and 28,674.94

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Solution

The fourth proportional to 51,335.64, 70,842.43 and 28,674.94 is: 39,571.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,335.64 : 70,842.43 = 28,674.94 : x
  2. Step 2: Convert to fraction form
    51,335.64/70,842.43 = 28,674.94/x
  3. Step 3: Cross multiply
    51,335.64x = 70,842.43 × 28,674.94
  4. Step 4: Simplify right side
    51,335.64x = 2,031,402,429.70
  5. Step 5: Solve for x
    x = 2,031,402,429.70/51,335.64
  6. Step 6: Final answer
    x = 39,571.00

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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.