Home / 25,063.21-34,598.69-21,646.63

Finding the Fourth Proportional to 25,063.21, 34,598.69 and 21,646.63

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Solution

The fourth proportional to 25,063.21, 34,598.69 and 21,646.63 is: 29,882.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,063.21 : 34,598.69 = 21,646.63 : x
  2. Step 2: Convert to fraction form
    25,063.21/34,598.69 = 21,646.63/x
  3. Step 3: Cross multiply
    25,063.21x = 34,598.69 × 21,646.63
  4. Step 4: Simplify right side
    25,063.21x = 748,945,040.91
  5. Step 5: Solve for x
    x = 748,945,040.91/25,063.21
  6. Step 6: Final answer
    x = 29,882.25

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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.