Home / 14,154.90-21,314.63-10,483.14

Finding the Fourth Proportional to 14,154.90, 21,314.63 and 10,483.14

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Solution

The fourth proportional to 14,154.90, 21,314.63 and 10,483.14 is: 15,785.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,154.90 : 21,314.63 = 10,483.14 : x
  2. Step 2: Convert to fraction form
    14,154.90/21,314.63 = 10,483.14/x
  3. Step 3: Cross multiply
    14,154.90x = 21,314.63 × 10,483.14
  4. Step 4: Simplify right side
    14,154.90x = 223,444,197.92
  5. Step 5: Solve for x
    x = 223,444,197.92/14,154.90
  6. Step 6: Final answer
    x = 15,785.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.