Home / 21,141.04-31,717.08-6,349.60

Finding the Fourth Proportional to 21,141.04, 31,717.08 and 6,349.60

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Solution

The fourth proportional to 21,141.04, 31,717.08 and 6,349.60 is: 9,526.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,141.04 : 31,717.08 = 6,349.60 : x
  2. Step 2: Convert to fraction form
    21,141.04/31,717.08 = 6,349.60/x
  3. Step 3: Cross multiply
    21,141.04x = 31,717.08 × 6,349.60
  4. Step 4: Simplify right side
    21,141.04x = 201,390,771.17
  5. Step 5: Solve for x
    x = 201,390,771.17/21,141.04
  6. Step 6: Final answer
    x = 9,526.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.