Home / 22,873.37-31,555.85-13,919.40

Finding the Fourth Proportional to 22,873.37, 31,555.85 and 13,919.40

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Solution

The fourth proportional to 22,873.37, 31,555.85 and 13,919.40 is: 19,203.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,873.37 : 31,555.85 = 13,919.40 : x
  2. Step 2: Convert to fraction form
    22,873.37/31,555.85 = 13,919.40/x
  3. Step 3: Cross multiply
    22,873.37x = 31,555.85 × 13,919.40
  4. Step 4: Simplify right side
    22,873.37x = 439,238,428.89
  5. Step 5: Solve for x
    x = 439,238,428.89/22,873.37
  6. Step 6: Final answer
    x = 19,203.05

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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.