Home / 35,753.99-49,341.82-21,604.10

Finding the Fourth Proportional to 35,753.99, 49,341.82 and 21,604.10

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Solution

The fourth proportional to 35,753.99, 49,341.82 and 21,604.10 is: 29,814.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,753.99 : 49,341.82 = 21,604.10 : x
  2. Step 2: Convert to fraction form
    35,753.99/49,341.82 = 21,604.10/x
  3. Step 3: Cross multiply
    35,753.99x = 49,341.82 × 21,604.10
  4. Step 4: Simplify right side
    35,753.99x = 1,065,985,312.74
  5. Step 5: Solve for x
    x = 1,065,985,312.74/35,753.99
  6. Step 6: Final answer
    x = 29,814.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.