Home / 26,534.07-36,618.77-15,776.07

Finding the Fourth Proportional to 26,534.07, 36,618.77 and 15,776.07

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Solution

The fourth proportional to 26,534.07, 36,618.77 and 15,776.07 is: 21,772.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,534.07 : 36,618.77 = 15,776.07 : x
  2. Step 2: Convert to fraction form
    26,534.07/36,618.77 = 15,776.07/x
  3. Step 3: Cross multiply
    26,534.07x = 36,618.77 × 15,776.07
  4. Step 4: Simplify right side
    26,534.07x = 577,700,199.95
  5. Step 5: Solve for x
    x = 577,700,199.95/26,534.07
  6. Step 6: Final answer
    x = 21,772.02

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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.