Home / 39,887.48-59,838.33-13,235.06

Finding the Fourth Proportional to 39,887.48, 59,838.33 and 13,235.06

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Solution

The fourth proportional to 39,887.48, 59,838.33 and 13,235.06 is: 19,854.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,887.48 : 59,838.33 = 13,235.06 : x
  2. Step 2: Convert to fraction form
    39,887.48/59,838.33 = 13,235.06/x
  3. Step 3: Cross multiply
    39,887.48x = 59,838.33 × 13,235.06
  4. Step 4: Simplify right side
    39,887.48x = 791,963,821.67
  5. Step 5: Solve for x
    x = 791,963,821.67/39,887.48
  6. Step 6: Final answer
    x = 19,854.95

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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.