Home / 14,449.34-21,686.36-10,299.51

Finding the Fourth Proportional to 14,449.34, 21,686.36 and 10,299.51

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Solution

The fourth proportional to 14,449.34, 21,686.36 and 10,299.51 is: 15,458.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,449.34 : 21,686.36 = 10,299.51 : x
  2. Step 2: Convert to fraction form
    14,449.34/21,686.36 = 10,299.51/x
  3. Step 3: Cross multiply
    14,449.34x = 21,686.36 × 10,299.51
  4. Step 4: Simplify right side
    14,449.34x = 223,358,830.19
  5. Step 5: Solve for x
    x = 223,358,830.19/14,449.34
  6. Step 6: Final answer
    x = 15,458.07

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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.