Home / 50,386.29-75,530.12-18,773.16

Finding the Fourth Proportional to 50,386.29, 75,530.12 and 18,773.16

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Solution

The fourth proportional to 50,386.29, 75,530.12 and 18,773.16 is: 28,141.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,386.29 : 75,530.12 = 18,773.16 : x
  2. Step 2: Convert to fraction form
    50,386.29/75,530.12 = 18,773.16/x
  3. Step 3: Cross multiply
    50,386.29x = 75,530.12 × 18,773.16
  4. Step 4: Simplify right side
    50,386.29x = 1,417,938,933.71
  5. Step 5: Solve for x
    x = 1,417,938,933.71/50,386.29
  6. Step 6: Final answer
    x = 28,141.36

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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.