Home / 37,616.20-56,427.14-12,656.32

Finding the Fourth Proportional to 37,616.20, 56,427.14 and 12,656.32

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Solution

The fourth proportional to 37,616.20, 56,427.14 and 12,656.32 is: 18,985.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,616.20 : 56,427.14 = 12,656.32 : x
  2. Step 2: Convert to fraction form
    37,616.20/56,427.14 = 12,656.32/x
  3. Step 3: Cross multiply
    37,616.20x = 56,427.14 × 12,656.32
  4. Step 4: Simplify right side
    37,616.20x = 714,159,940.52
  5. Step 5: Solve for x
    x = 714,159,940.52/37,616.20
  6. Step 6: Final answer
    x = 18,985.44

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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.