Home / 12,927.16-17,846.26-8,700.45

Finding the Fourth Proportional to 12,927.16, 17,846.26 and 8,700.45

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Solution

The fourth proportional to 12,927.16, 17,846.26 and 8,700.45 is: 12,011.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,927.16 : 17,846.26 = 8,700.45 : x
  2. Step 2: Convert to fraction form
    12,927.16/17,846.26 = 8,700.45/x
  3. Step 3: Cross multiply
    12,927.16x = 17,846.26 × 8,700.45
  4. Step 4: Simplify right side
    12,927.16x = 155,270,360.08
  5. Step 5: Solve for x
    x = 155,270,360.08/12,927.16
  6. Step 6: Final answer
    x = 12,011.17

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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.