Home / 12,272.02-18,407.76-5,346.52

Finding the Fourth Proportional to 12,272.02, 18,407.76 and 5,346.52

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Solution

The fourth proportional to 12,272.02, 18,407.76 and 5,346.52 is: 8,019.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,272.02 : 18,407.76 = 5,346.52 : x
  2. Step 2: Convert to fraction form
    12,272.02/18,407.76 = 5,346.52/x
  3. Step 3: Cross multiply
    12,272.02x = 18,407.76 × 5,346.52
  4. Step 4: Simplify right side
    12,272.02x = 98,417,457.00
  5. Step 5: Solve for x
    x = 98,417,457.00/12,272.02
  6. Step 6: Final answer
    x = 8,019.66

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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.