Home / 35,108.49-52,666.07-12,922.28

Finding the Fourth Proportional to 35,108.49, 52,666.07 and 12,922.28

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Solution

The fourth proportional to 35,108.49, 52,666.07 and 12,922.28 is: 19,384.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,108.49 : 52,666.07 = 12,922.28 : x
  2. Step 2: Convert to fraction form
    35,108.49/52,666.07 = 12,922.28/x
  3. Step 3: Cross multiply
    35,108.49x = 52,666.07 × 12,922.28
  4. Step 4: Simplify right side
    35,108.49x = 680,565,977.87
  5. Step 5: Solve for x
    x = 680,565,977.87/35,108.49
  6. Step 6: Final answer
    x = 19,384.66

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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.