Home / 39,330.99-59,015.52-19,612.35

Finding the Fourth Proportional to 39,330.99, 59,015.52 and 19,612.35

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Solution

The fourth proportional to 39,330.99, 59,015.52 and 19,612.35 is: 29,428.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,330.99 : 59,015.52 = 19,612.35 : x
  2. Step 2: Convert to fraction form
    39,330.99/59,015.52 = 19,612.35/x
  3. Step 3: Cross multiply
    39,330.99x = 59,015.52 × 19,612.35
  4. Step 4: Simplify right side
    39,330.99x = 1,157,433,033.67
  5. Step 5: Solve for x
    x = 1,157,433,033.67/39,330.99
  6. Step 6: Final answer
    x = 29,428.02

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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.