Home / 39,586.96-59,378.36-13,292.24

Finding the Fourth Proportional to 39,586.96, 59,378.36 and 13,292.24

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Solution

The fourth proportional to 39,586.96, 59,378.36 and 13,292.24 is: 19,937.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,586.96 : 59,378.36 = 13,292.24 : x
  2. Step 2: Convert to fraction form
    39,586.96/59,378.36 = 13,292.24/x
  3. Step 3: Cross multiply
    39,586.96x = 59,378.36 × 13,292.24
  4. Step 4: Simplify right side
    39,586.96x = 789,271,411.93
  5. Step 5: Solve for x
    x = 789,271,411.93/39,586.96
  6. Step 6: Final answer
    x = 19,937.66

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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.