Home / 50,378.10-75,569.85-15,315.09

Finding the Fourth Proportional to 50,378.10, 75,569.85 and 15,315.09

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Solution

The fourth proportional to 50,378.10, 75,569.85 and 15,315.09 is: 22,973.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,378.10 : 75,569.85 = 15,315.09 : x
  2. Step 2: Convert to fraction form
    50,378.10/75,569.85 = 15,315.09/x
  3. Step 3: Cross multiply
    50,378.10x = 75,569.85 × 15,315.09
  4. Step 4: Simplify right side
    50,378.10x = 1,157,359,054.04
  5. Step 5: Solve for x
    x = 1,157,359,054.04/50,378.10
  6. Step 6: Final answer
    x = 22,973.46

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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.