Home / 56,289.16-84,464.52-18,860.68

Finding the Fourth Proportional to 56,289.16, 84,464.52 and 18,860.68

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Solution

The fourth proportional to 56,289.16, 84,464.52 and 18,860.68 is: 28,301.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,289.16 : 84,464.52 = 18,860.68 : x
  2. Step 2: Convert to fraction form
    56,289.16/84,464.52 = 18,860.68/x
  3. Step 3: Cross multiply
    56,289.16x = 84,464.52 × 18,860.68
  4. Step 4: Simplify right side
    56,289.16x = 1,593,058,283.07
  5. Step 5: Solve for x
    x = 1,593,058,283.07/56,289.16
  6. Step 6: Final answer
    x = 28,301.33

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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.