Home / 34,602.36-47,752.22-21,173.38

Finding the Fourth Proportional to 34,602.36, 47,752.22 and 21,173.38

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Solution

The fourth proportional to 34,602.36, 47,752.22 and 21,173.38 is: 29,219.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,602.36 : 47,752.22 = 21,173.38 : x
  2. Step 2: Convert to fraction form
    34,602.36/47,752.22 = 21,173.38/x
  3. Step 3: Cross multiply
    34,602.36x = 47,752.22 × 21,173.38
  4. Step 4: Simplify right side
    34,602.36x = 1,011,075,899.90
  5. Step 5: Solve for x
    x = 1,011,075,899.90/34,602.36
  6. Step 6: Final answer
    x = 29,219.85

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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.