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Finding the Fourth Proportional to 32,477.64, 48,575.70 and 19,118.79

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Solution

The fourth proportional to 32,477.64, 48,575.70 and 19,118.79 is: 28,595.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,477.64 : 48,575.70 = 19,118.79 : x
  2. Step 2: Convert to fraction form
    32,477.64/48,575.70 = 19,118.79/x
  3. Step 3: Cross multiply
    32,477.64x = 48,575.70 × 19,118.79
  4. Step 4: Simplify right side
    32,477.64x = 928,708,607.40
  5. Step 5: Solve for x
    x = 928,708,607.40/32,477.64
  6. Step 6: Final answer
    x = 28,595.32

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1.5x scale

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.