Home / 35,710.36-53,533.86-13,508.20

Finding the Fourth Proportional to 35,710.36, 53,533.86 and 13,508.20

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Solution

The fourth proportional to 35,710.36, 53,533.86 and 13,508.20 is: 20,250.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,710.36 : 53,533.86 = 13,508.20 : x
  2. Step 2: Convert to fraction form
    35,710.36/53,533.86 = 13,508.20/x
  3. Step 3: Cross multiply
    35,710.36x = 53,533.86 × 13,508.20
  4. Step 4: Simplify right side
    35,710.36x = 723,146,087.65
  5. Step 5: Solve for x
    x = 723,146,087.65/35,710.36
  6. Step 6: Final answer
    x = 20,250.32

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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.