Home / 56,418.06-84,616.10-21,360.44

Finding the Fourth Proportional to 56,418.06, 84,616.10 and 21,360.44

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Solution

The fourth proportional to 56,418.06, 84,616.10 and 21,360.44 is: 32,036.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,418.06 : 84,616.10 = 21,360.44 : x
  2. Step 2: Convert to fraction form
    56,418.06/84,616.10 = 21,360.44/x
  3. Step 3: Cross multiply
    56,418.06x = 84,616.10 × 21,360.44
  4. Step 4: Simplify right side
    56,418.06x = 1,807,437,127.08
  5. Step 5: Solve for x
    x = 1,807,437,127.08/56,418.06
  6. Step 6: Final answer
    x = 32,036.50

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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.