Home / 50,421.80-75,632.70-15,356.90

Finding the Fourth Proportional to 50,421.80, 75,632.70 and 15,356.90

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Solution

The fourth proportional to 50,421.80, 75,632.70 and 15,356.90 is: 23,035.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,421.80 : 75,632.70 = 15,356.90 : x
  2. Step 2: Convert to fraction form
    50,421.80/75,632.70 = 15,356.90/x
  3. Step 3: Cross multiply
    50,421.80x = 75,632.70 × 15,356.90
  4. Step 4: Simplify right side
    50,421.80x = 1,161,483,810.63
  5. Step 5: Solve for x
    x = 1,161,483,810.63/50,421.80
  6. Step 6: Final answer
    x = 23,035.35

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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.