Home / 23,095.84-31,871.04-13,537.60

Finding the Fourth Proportional to 23,095.84, 31,871.04 and 13,537.60

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Solution

The fourth proportional to 23,095.84, 31,871.04 and 13,537.60 is: 18,681.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,095.84 : 31,871.04 = 13,537.60 : x
  2. Step 2: Convert to fraction form
    23,095.84/31,871.04 = 13,537.60/x
  3. Step 3: Cross multiply
    23,095.84x = 31,871.04 × 13,537.60
  4. Step 4: Simplify right side
    23,095.84x = 431,457,391.10
  5. Step 5: Solve for x
    x = 431,457,391.10/23,095.84
  6. Step 6: Final answer
    x = 18,681.17

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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.