Home / 35,875.42-53,801.69-11,855.25

Finding the Fourth Proportional to 35,875.42, 53,801.69 and 11,855.25

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Solution

The fourth proportional to 35,875.42, 53,801.69 and 11,855.25 is: 17,779.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,875.42 : 53,801.69 = 11,855.25 : x
  2. Step 2: Convert to fraction form
    35,875.42/53,801.69 = 11,855.25/x
  3. Step 3: Cross multiply
    35,875.42x = 53,801.69 × 11,855.25
  4. Step 4: Simplify right side
    35,875.42x = 637,832,450.47
  5. Step 5: Solve for x
    x = 637,832,450.47/35,875.42
  6. Step 6: Final answer
    x = 17,779.09

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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.