Home / 50,966.51-70,322.45-30,822.95

Finding the Fourth Proportional to 50,966.51, 70,322.45 and 30,822.95

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Solution

The fourth proportional to 50,966.51, 70,322.45 and 30,822.95 is: 42,528.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,966.51 : 70,322.45 = 30,822.95 : x
  2. Step 2: Convert to fraction form
    50,966.51/70,322.45 = 30,822.95/x
  3. Step 3: Cross multiply
    50,966.51x = 70,322.45 × 30,822.95
  4. Step 4: Simplify right side
    50,966.51x = 2,167,545,381.92
  5. Step 5: Solve for x
    x = 2,167,545,381.92/50,966.51
  6. Step 6: Final answer
    x = 42,528.82

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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.