Home / 14,242.77-21,345.55-10,307.27

Finding the Fourth Proportional to 14,242.77, 21,345.55 and 10,307.27

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Solution

The fourth proportional to 14,242.77, 21,345.55 and 10,307.27 is: 15,447.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,242.77 : 21,345.55 = 10,307.27 : x
  2. Step 2: Convert to fraction form
    14,242.77/21,345.55 = 10,307.27/x
  3. Step 3: Cross multiply
    14,242.77x = 21,345.55 × 10,307.27
  4. Step 4: Simplify right side
    14,242.77x = 220,014,374.74
  5. Step 5: Solve for x
    x = 220,014,374.74/14,242.77
  6. Step 6: Final answer
    x = 15,447.44

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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.