Home / 35,543.91-53,314.03-13,355.58

Finding the Fourth Proportional to 35,543.91, 53,314.03 and 13,355.58

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Solution

The fourth proportional to 35,543.91, 53,314.03 and 13,355.58 is: 20,032.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,543.91 : 53,314.03 = 13,355.58 : x
  2. Step 2: Convert to fraction form
    35,543.91/53,314.03 = 13,355.58/x
  3. Step 3: Cross multiply
    35,543.91x = 53,314.03 × 13,355.58
  4. Step 4: Simplify right side
    35,543.91x = 712,039,792.79
  5. Step 5: Solve for x
    x = 712,039,792.79/35,543.91
  6. Step 6: Final answer
    x = 20,032.68

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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.