Home / 39,368.80-59,053.65-9,786.70

Finding the Fourth Proportional to 39,368.80, 59,053.65 and 9,786.70

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Solution

The fourth proportional to 39,368.80, 59,053.65 and 9,786.70 is: 14,680.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,368.80 : 59,053.65 = 9,786.70 : x
  2. Step 2: Convert to fraction form
    39,368.80/59,053.65 = 9,786.70/x
  3. Step 3: Cross multiply
    39,368.80x = 59,053.65 × 9,786.70
  4. Step 4: Simplify right side
    39,368.80x = 577,940,356.46
  5. Step 5: Solve for x
    x = 577,940,356.46/39,368.80
  6. Step 6: Final answer
    x = 14,680.16

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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.