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Finding the Fourth Proportional to 32,879.71, 45,368.23 and 19,446.06

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Solution

The fourth proportional to 32,879.71, 45,368.23 and 19,446.06 is: 26,832.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,879.71 : 45,368.23 = 19,446.06 : x
  2. Step 2: Convert to fraction form
    32,879.71/45,368.23 = 19,446.06/x
  3. Step 3: Cross multiply
    32,879.71x = 45,368.23 × 19,446.06
  4. Step 4: Simplify right side
    32,879.71x = 882,233,322.67
  5. Step 5: Solve for x
    x = 882,233,322.67/32,879.71
  6. Step 6: Final answer
    x = 26,832.15

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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.