Home / 35,406.36-53,110.74-12,029.76

Finding the Fourth Proportional to 35,406.36, 53,110.74 and 12,029.76

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Solution

The fourth proportional to 35,406.36, 53,110.74 and 12,029.76 is: 18,045.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,406.36 : 53,110.74 = 12,029.76 : x
  2. Step 2: Convert to fraction form
    35,406.36/53,110.74 = 12,029.76/x
  3. Step 3: Cross multiply
    35,406.36x = 53,110.74 × 12,029.76
  4. Step 4: Simplify right side
    35,406.36x = 638,909,455.62
  5. Step 5: Solve for x
    x = 638,909,455.62/35,406.36
  6. Step 6: Final answer
    x = 18,045.05

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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.