Home / 35,131.49-52,689.69-11,117.70

Finding the Fourth Proportional to 35,131.49, 52,689.69 and 11,117.70

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Solution

The fourth proportional to 35,131.49, 52,689.69 and 11,117.70 is: 16,674.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,131.49 : 52,689.69 = 11,117.70 : x
  2. Step 2: Convert to fraction form
    35,131.49/52,689.69 = 11,117.70/x
  3. Step 3: Cross multiply
    35,131.49x = 52,689.69 × 11,117.70
  4. Step 4: Simplify right side
    35,131.49x = 585,788,166.51
  5. Step 5: Solve for x
    x = 585,788,166.51/35,131.49
  6. Step 6: Final answer
    x = 16,674.16

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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.