Home / 35,904.48-53,881.32-12,530.91

Finding the Fourth Proportional to 35,904.48, 53,881.32 and 12,530.91

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Solution

The fourth proportional to 35,904.48, 53,881.32 and 12,530.91 is: 18,804.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,904.48 : 53,881.32 = 12,530.91 : x
  2. Step 2: Convert to fraction form
    35,904.48/53,881.32 = 12,530.91/x
  3. Step 3: Cross multiply
    35,904.48x = 53,881.32 × 12,530.91
  4. Step 4: Simplify right side
    35,904.48x = 675,182,220.65
  5. Step 5: Solve for x
    x = 675,182,220.65/35,904.48
  6. Step 6: Final answer
    x = 18,804.96

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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.