Home / 56,087.02-84,146.76-18,135.48

Finding the Fourth Proportional to 56,087.02, 84,146.76 and 18,135.48

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Solution

The fourth proportional to 56,087.02, 84,146.76 and 18,135.48 is: 27,208.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,087.02 : 84,146.76 = 18,135.48 : x
  2. Step 2: Convert to fraction form
    56,087.02/84,146.76 = 18,135.48/x
  3. Step 3: Cross multiply
    56,087.02x = 84,146.76 × 18,135.48
  4. Step 4: Simplify right side
    56,087.02x = 1,526,041,883.04
  5. Step 5: Solve for x
    x = 1,526,041,883.04/56,087.02
  6. Step 6: Final answer
    x = 27,208.47

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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.