Home / 32,215.13-44,476.31-21,056.57

Finding the Fourth Proportional to 32,215.13, 44,476.31 and 21,056.57

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Solution

The fourth proportional to 32,215.13, 44,476.31 and 21,056.57 is: 29,070.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,215.13 : 44,476.31 = 21,056.57 : x
  2. Step 2: Convert to fraction form
    32,215.13/44,476.31 = 21,056.57/x
  3. Step 3: Cross multiply
    32,215.13x = 44,476.31 × 21,056.57
  4. Step 4: Simplify right side
    32,215.13x = 936,518,365.12
  5. Step 5: Solve for x
    x = 936,518,365.12/32,215.13
  6. Step 6: Final answer
    x = 29,070.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.