Home / 35,148.17-52,722.87-12,950.12

Finding the Fourth Proportional to 35,148.17, 52,722.87 and 12,950.12

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Solution

The fourth proportional to 35,148.17, 52,722.87 and 12,950.12 is: 19,425.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,148.17 : 52,722.87 = 12,950.12 : x
  2. Step 2: Convert to fraction form
    35,148.17/52,722.87 = 12,950.12/x
  3. Step 3: Cross multiply
    35,148.17x = 52,722.87 × 12,950.12
  4. Step 4: Simplify right side
    35,148.17x = 682,767,428.49
  5. Step 5: Solve for x
    x = 682,767,428.49/35,148.17
  6. Step 6: Final answer
    x = 19,425.40

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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.