Home / 32,787.74-45,296.44-21,484.10

Finding the Fourth Proportional to 32,787.74, 45,296.44 and 21,484.10

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Solution

The fourth proportional to 32,787.74, 45,296.44 and 21,484.10 is: 29,680.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,787.74 : 45,296.44 = 21,484.10 : x
  2. Step 2: Convert to fraction form
    32,787.74/45,296.44 = 21,484.10/x
  3. Step 3: Cross multiply
    32,787.74x = 45,296.44 × 21,484.10
  4. Step 4: Simplify right side
    32,787.74x = 973,153,246.60
  5. Step 5: Solve for x
    x = 973,153,246.60/32,787.74
  6. Step 6: Final answer
    x = 29,680.40

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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.