Home / 14,023.53-19,351.71-7,735.50

Finding the Fourth Proportional to 14,023.53, 19,351.71 and 7,735.50

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Solution

The fourth proportional to 14,023.53, 19,351.71 and 7,735.50 is: 10,674.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,023.53 : 19,351.71 = 7,735.50 : x
  2. Step 2: Convert to fraction form
    14,023.53/19,351.71 = 7,735.50/x
  3. Step 3: Cross multiply
    14,023.53x = 19,351.71 × 7,735.50
  4. Step 4: Simplify right side
    14,023.53x = 149,695,152.71
  5. Step 5: Solve for x
    x = 149,695,152.71/14,023.53
  6. Step 6: Final answer
    x = 10,674.57

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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.