Home / 32,435.56-44,749.02-21,808.36

Finding the Fourth Proportional to 32,435.56, 44,749.02 and 21,808.36

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Solution

The fourth proportional to 32,435.56, 44,749.02 and 21,808.36 is: 30,087.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,435.56 : 44,749.02 = 21,808.36 : x
  2. Step 2: Convert to fraction form
    32,435.56/44,749.02 = 21,808.36/x
  3. Step 3: Cross multiply
    32,435.56x = 44,749.02 × 21,808.36
  4. Step 4: Simplify right side
    32,435.56x = 975,902,737.81
  5. Step 5: Solve for x
    x = 975,902,737.81/32,435.56
  6. Step 6: Final answer
    x = 30,087.43

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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.