Home / 21,001.48-31,492.74-6,205.24

Finding the Fourth Proportional to 21,001.48, 31,492.74 and 6,205.24

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Solution

The fourth proportional to 21,001.48, 31,492.74 and 6,205.24 is: 9,305.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,001.48 : 31,492.74 = 6,205.24 : x
  2. Step 2: Convert to fraction form
    21,001.48/31,492.74 = 6,205.24/x
  3. Step 3: Cross multiply
    21,001.48x = 31,492.74 × 6,205.24
  4. Step 4: Simplify right side
    21,001.48x = 195,420,009.96
  5. Step 5: Solve for x
    x = 195,420,009.96/21,001.48
  6. Step 6: Final answer
    x = 9,305.06

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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.