Home / 26,530.02-36,616.62-15,207.10

Finding the Fourth Proportional to 26,530.02, 36,616.62 and 15,207.10

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Solution

The fourth proportional to 26,530.02, 36,616.62 and 15,207.10 is: 20,988.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,530.02 : 36,616.62 = 15,207.10 : x
  2. Step 2: Convert to fraction form
    26,530.02/36,616.62 = 15,207.10/x
  3. Step 3: Cross multiply
    26,530.02x = 36,616.62 × 15,207.10
  4. Step 4: Simplify right side
    26,530.02x = 556,832,342.88
  5. Step 5: Solve for x
    x = 556,832,342.88/26,530.02
  6. Step 6: Final answer
    x = 20,988.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.