Home / 39,580.23-59,370.35-13,285.66

Finding the Fourth Proportional to 39,580.23, 59,370.35 and 13,285.66

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Solution

The fourth proportional to 39,580.23, 59,370.35 and 13,285.66 is: 19,928.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,580.23 : 59,370.35 = 13,285.66 : x
  2. Step 2: Convert to fraction form
    39,580.23/59,370.35 = 13,285.66/x
  3. Step 3: Cross multiply
    39,580.23x = 59,370.35 × 13,285.66
  4. Step 4: Simplify right side
    39,580.23x = 788,774,284.18
  5. Step 5: Solve for x
    x = 788,774,284.18/39,580.23
  6. Step 6: Final answer
    x = 19,928.49

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Similar ratio
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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.