Home / 39,210.52-58,824.88-12,914.32

Finding the Fourth Proportional to 39,210.52, 58,824.88 and 12,914.32

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Solution

The fourth proportional to 39,210.52, 58,824.88 and 12,914.32 is: 19,374.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,210.52 : 58,824.88 = 12,914.32 : x
  2. Step 2: Convert to fraction form
    39,210.52/58,824.88 = 12,914.32/x
  3. Step 3: Cross multiply
    39,210.52x = 58,824.88 × 12,914.32
  4. Step 4: Simplify right side
    39,210.52x = 759,683,324.28
  5. Step 5: Solve for x
    x = 759,683,324.28/39,210.52
  6. Step 6: Final answer
    x = 19,374.48

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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.