Home / 36,785.39-55,178.59-10,490.13

Finding the Fourth Proportional to 36,785.39, 55,178.59 and 10,490.13

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Solution

The fourth proportional to 36,785.39, 55,178.59 and 10,490.13 is: 15,735.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,785.39 : 55,178.59 = 10,490.13 : x
  2. Step 2: Convert to fraction form
    36,785.39/55,178.59 = 10,490.13/x
  3. Step 3: Cross multiply
    36,785.39x = 55,178.59 × 10,490.13
  4. Step 4: Simplify right side
    36,785.39x = 578,830,582.32
  5. Step 5: Solve for x
    x = 578,830,582.32/36,785.39
  6. Step 6: Final answer
    x = 15,735.34

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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.