Home / 35,155.48-52,733.76-12,974.08

Finding the Fourth Proportional to 35,155.48, 52,733.76 and 12,974.08

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Solution

The fourth proportional to 35,155.48, 52,733.76 and 12,974.08 is: 19,461.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,155.48 : 52,733.76 = 12,974.08 : x
  2. Step 2: Convert to fraction form
    35,155.48/52,733.76 = 12,974.08/x
  3. Step 3: Cross multiply
    35,155.48x = 52,733.76 × 12,974.08
  4. Step 4: Simplify right side
    35,155.48x = 684,172,020.94
  5. Step 5: Solve for x
    x = 684,172,020.94/35,155.48
  6. Step 6: Final answer
    x = 19,461.32

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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.