Home / 14,265.07-19,688.52-9,557.56

Finding the Fourth Proportional to 14,265.07, 19,688.52 and 9,557.56

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Solution

The fourth proportional to 14,265.07, 19,688.52 and 9,557.56 is: 13,191.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,265.07 : 19,688.52 = 9,557.56 : x
  2. Step 2: Convert to fraction form
    14,265.07/19,688.52 = 9,557.56/x
  3. Step 3: Cross multiply
    14,265.07x = 19,688.52 × 9,557.56
  4. Step 4: Simplify right side
    14,265.07x = 188,174,211.21
  5. Step 5: Solve for x
    x = 188,174,211.21/14,265.07
  6. Step 6: Final answer
    x = 13,191.26

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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.