Home / 39,734.84-59,600.64-18,667.28

Finding the Fourth Proportional to 39,734.84, 59,600.64 and 18,667.28

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Solution

The fourth proportional to 39,734.84, 59,600.64 and 18,667.28 is: 28,000.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,734.84 : 59,600.64 = 18,667.28 : x
  2. Step 2: Convert to fraction form
    39,734.84/59,600.64 = 18,667.28/x
  3. Step 3: Cross multiply
    39,734.84x = 59,600.64 × 18,667.28
  4. Step 4: Simplify right side
    39,734.84x = 1,112,581,835.06
  5. Step 5: Solve for x
    x = 1,112,581,835.06/39,734.84
  6. Step 6: Final answer
    x = 28,000.16

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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.