Home / 39,386.40-59,093.72-16,887.65

Finding the Fourth Proportional to 39,386.40, 59,093.72 and 16,887.65

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Solution

The fourth proportional to 39,386.40, 59,093.72 and 16,887.65 is: 25,337.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,386.40 : 59,093.72 = 16,887.65 : x
  2. Step 2: Convert to fraction form
    39,386.40/59,093.72 = 16,887.65/x
  3. Step 3: Cross multiply
    39,386.40x = 59,093.72 × 16,887.65
  4. Step 4: Simplify right side
    39,386.40x = 997,953,680.65
  5. Step 5: Solve for x
    x = 997,953,680.65/39,386.40
  6. Step 6: Final answer
    x = 25,337.52

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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.