Home / 39,378.13-59,068.28-12,725.26

Finding the Fourth Proportional to 39,378.13, 59,068.28 and 12,725.26

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Solution

The fourth proportional to 39,378.13, 59,068.28 and 12,725.26 is: 19,088.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,378.13 : 59,068.28 = 12,725.26 : x
  2. Step 2: Convert to fraction form
    39,378.13/59,068.28 = 12,725.26/x
  3. Step 3: Cross multiply
    39,378.13x = 59,068.28 × 12,725.26
  4. Step 4: Simplify right side
    39,378.13x = 751,659,220.75
  5. Step 5: Solve for x
    x = 751,659,220.75/39,378.13
  6. Step 6: Final answer
    x = 19,088.24

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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.