Home / 35,750.24-49,328.22-21,603.12

Finding the Fourth Proportional to 35,750.24, 49,328.22 and 21,603.12

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Solution

The fourth proportional to 35,750.24, 49,328.22 and 21,603.12 is: 29,808.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,750.24 : 49,328.22 = 21,603.12 : x
  2. Step 2: Convert to fraction form
    35,750.24/49,328.22 = 21,603.12/x
  3. Step 3: Cross multiply
    35,750.24x = 49,328.22 × 21,603.12
  4. Step 4: Simplify right side
    35,750.24x = 1,065,643,456.05
  5. Step 5: Solve for x
    x = 1,065,643,456.05/35,750.24
  6. Step 6: Final answer
    x = 29,808.01

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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.