Home / 16,946.01-23,387.54-9,871.07

Finding the Fourth Proportional to 16,946.01, 23,387.54 and 9,871.07

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Solution

The fourth proportional to 16,946.01, 23,387.54 and 9,871.07 is: 13,623.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,946.01 : 23,387.54 = 9,871.07 : x
  2. Step 2: Convert to fraction form
    16,946.01/23,387.54 = 9,871.07/x
  3. Step 3: Cross multiply
    16,946.01x = 23,387.54 × 9,871.07
  4. Step 4: Simplify right side
    16,946.01x = 230,859,878.17
  5. Step 5: Solve for x
    x = 230,859,878.17/16,946.01
  6. Step 6: Final answer
    x = 13,623.26

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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.