Home / 51,063.60-70,476.20-29,838.76

Finding the Fourth Proportional to 51,063.60, 70,476.20 and 29,838.76

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Solution

The fourth proportional to 51,063.60, 70,476.20 and 29,838.76 is: 41,182.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,063.60 : 70,476.20 = 29,838.76 : x
  2. Step 2: Convert to fraction form
    51,063.60/70,476.20 = 29,838.76/x
  3. Step 3: Cross multiply
    51,063.60x = 70,476.20 × 29,838.76
  4. Step 4: Simplify right side
    51,063.60x = 2,102,922,417.51
  5. Step 5: Solve for x
    x = 2,102,922,417.51/51,063.60
  6. Step 6: Final answer
    x = 41,182.42

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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.