Home / 14,243.02-21,345.93-10,307.53

Finding the Fourth Proportional to 14,243.02, 21,345.93 and 10,307.53

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Solution

The fourth proportional to 14,243.02, 21,345.93 and 10,307.53 is: 15,447.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,243.02 : 21,345.93 = 10,307.53 : x
  2. Step 2: Convert to fraction form
    14,243.02/21,345.93 = 10,307.53/x
  3. Step 3: Cross multiply
    14,243.02x = 21,345.93 × 10,307.53
  4. Step 4: Simplify right side
    14,243.02x = 220,023,707.12
  5. Step 5: Solve for x
    x = 220,023,707.12/14,243.02
  6. Step 6: Final answer
    x = 15,447.83

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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.