Home / 39,091.90-58,637.30-9,509.79

Finding the Fourth Proportional to 39,091.90, 58,637.30 and 9,509.79

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Solution

The fourth proportional to 39,091.90, 58,637.30 and 9,509.79 is: 14,264.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,091.90 : 58,637.30 = 9,509.79 : x
  2. Step 2: Convert to fraction form
    39,091.90/58,637.30 = 9,509.79/x
  3. Step 3: Cross multiply
    39,091.90x = 58,637.30 × 9,509.79
  4. Step 4: Simplify right side
    39,091.90x = 557,628,409.17
  5. Step 5: Solve for x
    x = 557,628,409.17/39,091.90
  6. Step 6: Final answer
    x = 14,264.55

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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.