Home / 39,358.16-59,047.08-11,280.56

Finding the Fourth Proportional to 39,358.16, 59,047.08 and 11,280.56

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Solution

The fourth proportional to 39,358.16, 59,047.08 and 11,280.56 is: 16,923.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,358.16 : 59,047.08 = 11,280.56 : x
  2. Step 2: Convert to fraction form
    39,358.16/59,047.08 = 11,280.56/x
  3. Step 3: Cross multiply
    39,358.16x = 59,047.08 × 11,280.56
  4. Step 4: Simplify right side
    39,358.16x = 666,084,128.76
  5. Step 5: Solve for x
    x = 666,084,128.76/39,358.16
  6. Step 6: Final answer
    x = 16,923.66

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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.