Home / 19,730.76-29,603.90-9,351.24

Finding the Fourth Proportional to 19,730.76, 29,603.90 and 9,351.24

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Solution

The fourth proportional to 19,730.76, 29,603.90 and 9,351.24 is: 14,030.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,730.76 : 29,603.90 = 9,351.24 : x
  2. Step 2: Convert to fraction form
    19,730.76/29,603.90 = 9,351.24/x
  3. Step 3: Cross multiply
    19,730.76x = 29,603.90 × 9,351.24
  4. Step 4: Simplify right side
    19,730.76x = 276,833,173.84
  5. Step 5: Solve for x
    x = 276,833,173.84/19,730.76
  6. Step 6: Final answer
    x = 14,030.54

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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.