Home / 39,363.57-59,047.79-9,782.10

Finding the Fourth Proportional to 39,363.57, 59,047.79 and 9,782.10

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Solution

The fourth proportional to 39,363.57, 59,047.79 and 9,782.10 is: 14,673.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,363.57 : 59,047.79 = 9,782.10 : x
  2. Step 2: Convert to fraction form
    39,363.57/59,047.79 = 9,782.10/x
  3. Step 3: Cross multiply
    39,363.57x = 59,047.79 × 9,782.10
  4. Step 4: Simplify right side
    39,363.57x = 577,611,337.65
  5. Step 5: Solve for x
    x = 577,611,337.65/39,363.57
  6. Step 6: Final answer
    x = 14,673.75

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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.