Home / 35,084.90-52,640.45-21,054.99

Finding the Fourth Proportional to 35,084.90, 52,640.45 and 21,054.99

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Solution

The fourth proportional to 35,084.90, 52,640.45 and 21,054.99 is: 31,590.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,084.90 : 52,640.45 = 21,054.99 : x
  2. Step 2: Convert to fraction form
    35,084.90/52,640.45 = 21,054.99/x
  3. Step 3: Cross multiply
    35,084.90x = 52,640.45 × 21,054.99
  4. Step 4: Simplify right side
    35,084.90x = 1,108,344,043.07
  5. Step 5: Solve for x
    x = 1,108,344,043.07/35,084.90
  6. Step 6: Final answer
    x = 31,590.35

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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.