Home / 35,190.23-52,788.69-9,889.70

Finding the Fourth Proportional to 35,190.23, 52,788.69 and 9,889.70

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Solution

The fourth proportional to 35,190.23, 52,788.69 and 9,889.70 is: 14,835.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,190.23 : 52,788.69 = 9,889.70 : x
  2. Step 2: Convert to fraction form
    35,190.23/52,788.69 = 9,889.70/x
  3. Step 3: Cross multiply
    35,190.23x = 52,788.69 × 9,889.70
  4. Step 4: Simplify right side
    35,190.23x = 522,064,043.55
  5. Step 5: Solve for x
    x = 522,064,043.55/35,190.23
  6. Step 6: Final answer
    x = 14,835.48

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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.