Home / 35,084.64-52,649.88-12,898.20

Finding the Fourth Proportional to 35,084.64, 52,649.88 and 12,898.20

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Solution

The fourth proportional to 35,084.64, 52,649.88 and 12,898.20 is: 19,355.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,084.64 : 52,649.88 = 12,898.20 : x
  2. Step 2: Convert to fraction form
    35,084.64/52,649.88 = 12,898.20/x
  3. Step 3: Cross multiply
    35,084.64x = 52,649.88 × 12,898.20
  4. Step 4: Simplify right side
    35,084.64x = 679,088,682.22
  5. Step 5: Solve for x
    x = 679,088,682.22/35,084.64
  6. Step 6: Final answer
    x = 19,355.73

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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.