Home / 18,277.94-25,223.33-10,320.50

Finding the Fourth Proportional to 18,277.94, 25,223.33 and 10,320.50

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Solution

The fourth proportional to 18,277.94, 25,223.33 and 10,320.50 is: 14,242.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,277.94 : 25,223.33 = 10,320.50 : x
  2. Step 2: Convert to fraction form
    18,277.94/25,223.33 = 10,320.50/x
  3. Step 3: Cross multiply
    18,277.94x = 25,223.33 × 10,320.50
  4. Step 4: Simplify right side
    18,277.94x = 260,317,199.55
  5. Step 5: Solve for x
    x = 260,317,199.55/18,277.94
  6. Step 6: Final answer
    x = 14,242.16

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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.