Home / 21,045.93-31,573.22-6,253.53

Finding the Fourth Proportional to 21,045.93, 31,573.22 and 6,253.53

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Solution

The fourth proportional to 21,045.93, 31,573.22 and 6,253.53 is: 9,381.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,045.93 : 31,573.22 = 6,253.53 : x
  2. Step 2: Convert to fraction form
    21,045.93/31,573.22 = 6,253.53/x
  3. Step 3: Cross multiply
    21,045.93x = 31,573.22 × 6,253.53
  4. Step 4: Simplify right side
    21,045.93x = 197,444,047.20
  5. Step 5: Solve for x
    x = 197,444,047.20/21,045.93
  6. Step 6: Final answer
    x = 9,381.58

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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.