Home / 51,569.66-77,281.52-21,957.68

Finding the Fourth Proportional to 51,569.66, 77,281.52 and 21,957.68

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Solution

The fourth proportional to 51,569.66, 77,281.52 and 21,957.68 is: 32,905.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,569.66 : 77,281.52 = 21,957.68 : x
  2. Step 2: Convert to fraction form
    51,569.66/77,281.52 = 21,957.68/x
  3. Step 3: Cross multiply
    51,569.66x = 77,281.52 × 21,957.68
  4. Step 4: Simplify right side
    51,569.66x = 1,696,922,389.88
  5. Step 5: Solve for x
    x = 1,696,922,389.88/51,569.66
  6. Step 6: Final answer
    x = 32,905.44

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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.