Home / 35,015.40-52,479.30-17,490.12

Finding the Fourth Proportional to 35,015.40, 52,479.30 and 17,490.12

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Solution

The fourth proportional to 35,015.40, 52,479.30 and 17,490.12 is: 26,213.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,015.40 : 52,479.30 = 17,490.12 : x
  2. Step 2: Convert to fraction form
    35,015.40/52,479.30 = 17,490.12/x
  3. Step 3: Cross multiply
    35,015.40x = 52,479.30 × 17,490.12
  4. Step 4: Simplify right side
    35,015.40x = 917,869,254.52
  5. Step 5: Solve for x
    x = 917,869,254.52/35,015.40
  6. Step 6: Final answer
    x = 26,213.30

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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.