Home / 28,837.08-43,261.44-12,197.16

Finding the Fourth Proportional to 28,837.08, 43,261.44 and 12,197.16

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Solution

The fourth proportional to 28,837.08, 43,261.44 and 12,197.16 is: 18,298.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,837.08 : 43,261.44 = 12,197.16 : x
  2. Step 2: Convert to fraction form
    28,837.08/43,261.44 = 12,197.16/x
  3. Step 3: Cross multiply
    28,837.08x = 43,261.44 × 12,197.16
  4. Step 4: Simplify right side
    28,837.08x = 527,666,705.51
  5. Step 5: Solve for x
    x = 527,666,705.51/28,837.08
  6. Step 6: Final answer
    x = 18,298.20

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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.