Home / 32,412.02-44,736.91-21,109.68

Finding the Fourth Proportional to 32,412.02, 44,736.91 and 21,109.68

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Solution

The fourth proportional to 32,412.02, 44,736.91 and 21,109.68 is: 29,136.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,412.02 : 44,736.91 = 21,109.68 : x
  2. Step 2: Convert to fraction form
    32,412.02/44,736.91 = 21,109.68/x
  3. Step 3: Cross multiply
    32,412.02x = 44,736.91 × 21,109.68
  4. Step 4: Simplify right side
    32,412.02x = 944,381,801.51
  5. Step 5: Solve for x
    x = 944,381,801.51/32,412.02
  6. Step 6: Final answer
    x = 29,136.78

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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.