Home / 16,988.02-23,442.67-9,434.84

Finding the Fourth Proportional to 16,988.02, 23,442.67 and 9,434.84

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Solution

The fourth proportional to 16,988.02, 23,442.67 and 9,434.84 is: 13,019.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,988.02 : 23,442.67 = 9,434.84 : x
  2. Step 2: Convert to fraction form
    16,988.02/23,442.67 = 9,434.84/x
  3. Step 3: Cross multiply
    16,988.02x = 23,442.67 × 9,434.84
  4. Step 4: Simplify right side
    16,988.02x = 221,177,699.82
  5. Step 5: Solve for x
    x = 221,177,699.82/16,988.02
  6. Step 6: Final answer
    x = 13,019.63

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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.