Home / 32,409.36-48,594.60-12,664.40

Finding the Fourth Proportional to 32,409.36, 48,594.60 and 12,664.40

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Solution

The fourth proportional to 32,409.36, 48,594.60 and 12,664.40 is: 18,989.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,409.36 : 48,594.60 = 12,664.40 : x
  2. Step 2: Convert to fraction form
    32,409.36/48,594.60 = 12,664.40/x
  3. Step 3: Cross multiply
    32,409.36x = 48,594.60 × 12,664.40
  4. Step 4: Simplify right side
    32,409.36x = 615,421,452.24
  5. Step 5: Solve for x
    x = 615,421,452.24/32,409.36
  6. Step 6: Final answer
    x = 18,989.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.