Home / 19,640.10-29,461.08-6,492.18

Finding the Fourth Proportional to 19,640.10, 29,461.08 and 6,492.18

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Solution

The fourth proportional to 19,640.10, 29,461.08 and 6,492.18 is: 9,738.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,640.10 : 29,461.08 = 6,492.18 : x
  2. Step 2: Convert to fraction form
    19,640.10/29,461.08 = 6,492.18/x
  3. Step 3: Cross multiply
    19,640.10x = 29,461.08 × 6,492.18
  4. Step 4: Simplify right side
    19,640.10x = 191,266,634.35
  5. Step 5: Solve for x
    x = 191,266,634.35/19,640.10
  6. Step 6: Final answer
    x = 9,738.58

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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.