Home / 35,826.40-53,746.08-11,811.98

Finding the Fourth Proportional to 35,826.40, 53,746.08 and 11,811.98

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Solution

The fourth proportional to 35,826.40, 53,746.08 and 11,811.98 is: 17,720.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,826.40 : 53,746.08 = 11,811.98 : x
  2. Step 2: Convert to fraction form
    35,826.40/53,746.08 = 11,811.98/x
  3. Step 3: Cross multiply
    35,826.40x = 53,746.08 × 11,811.98
  4. Step 4: Simplify right side
    35,826.40x = 634,847,622.04
  5. Step 5: Solve for x
    x = 634,847,622.04/35,826.40
  6. Step 6: Final answer
    x = 17,720.11

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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.