Home / 14,242.76-21,345.56-10,307.27

Finding the Fourth Proportional to 14,242.76, 21,345.56 and 10,307.27

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Solution

The fourth proportional to 14,242.76, 21,345.56 and 10,307.27 is: 15,447.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,242.76 : 21,345.56 = 10,307.27 : x
  2. Step 2: Convert to fraction form
    14,242.76/21,345.56 = 10,307.27/x
  3. Step 3: Cross multiply
    14,242.76x = 21,345.56 × 10,307.27
  4. Step 4: Simplify right side
    14,242.76x = 220,014,452.05
  5. Step 5: Solve for x
    x = 220,014,452.05/14,242.76
  6. Step 6: Final answer
    x = 15,447.46

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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.