Home / 39,769.95-59,653.58-10,188.08

Finding the Fourth Proportional to 39,769.95, 59,653.58 and 10,188.08

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Solution

The fourth proportional to 39,769.95, 59,653.58 and 10,188.08 is: 15,281.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,769.95 : 59,653.58 = 10,188.08 : x
  2. Step 2: Convert to fraction form
    39,769.95/59,653.58 = 10,188.08/x
  3. Step 3: Cross multiply
    39,769.95x = 59,653.58 × 10,188.08
  4. Step 4: Simplify right side
    39,769.95x = 607,755,096.12
  5. Step 5: Solve for x
    x = 607,755,096.12/39,769.95
  6. Step 6: Final answer
    x = 15,281.77

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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.