Home / 19,553.81-29,333.14-6,401.63

Finding the Fourth Proportional to 19,553.81, 29,333.14 and 6,401.63

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Solution

The fourth proportional to 19,553.81, 29,333.14 and 6,401.63 is: 9,603.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,553.81 : 29,333.14 = 6,401.63 : x
  2. Step 2: Convert to fraction form
    19,553.81/29,333.14 = 6,401.63/x
  3. Step 3: Cross multiply
    19,553.81x = 29,333.14 × 6,401.63
  4. Step 4: Simplify right side
    19,553.81x = 187,779,966.35
  5. Step 5: Solve for x
    x = 187,779,966.35/19,553.81
  6. Step 6: Final answer
    x = 9,603.24

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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.