Home / 50,713.08-69,980.28-28,052.34

Finding the Fourth Proportional to 50,713.08, 69,980.28 and 28,052.34

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Solution

The fourth proportional to 50,713.08, 69,980.28 and 28,052.34 is: 38,710.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,713.08 : 69,980.28 = 28,052.34 : x
  2. Step 2: Convert to fraction form
    50,713.08/69,980.28 = 28,052.34/x
  3. Step 3: Cross multiply
    50,713.08x = 69,980.28 × 28,052.34
  4. Step 4: Simplify right side
    50,713.08x = 1,963,110,607.86
  5. Step 5: Solve for x
    x = 1,963,110,607.86/50,713.08
  6. Step 6: Final answer
    x = 38,710.14

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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.