Home / 39,727.20-59,624.40-16,370.40

Finding the Fourth Proportional to 39,727.20, 59,624.40 and 16,370.40

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Solution

The fourth proportional to 39,727.20, 59,624.40 and 16,370.40 is: 24,569.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,727.20 : 59,624.40 = 16,370.40 : x
  2. Step 2: Convert to fraction form
    39,727.20/59,624.40 = 16,370.40/x
  3. Step 3: Cross multiply
    39,727.20x = 59,624.40 × 16,370.40
  4. Step 4: Simplify right side
    39,727.20x = 976,075,277.76
  5. Step 5: Solve for x
    x = 976,075,277.76/39,727.20
  6. Step 6: Final answer
    x = 24,569.45

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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.