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Finding the Fourth Proportional to 32,031.58, 48,048.99 and 12,303.22

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Solution

The fourth proportional to 32,031.58, 48,048.99 and 12,303.22 is: 18,455.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,031.58 : 48,048.99 = 12,303.22 : x
  2. Step 2: Convert to fraction form
    32,031.58/48,048.99 = 12,303.22/x
  3. Step 3: Cross multiply
    32,031.58x = 48,048.99 × 12,303.22
  4. Step 4: Simplify right side
    32,031.58x = 591,157,294.75
  5. Step 5: Solve for x
    x = 591,157,294.75/32,031.58
  6. Step 6: Final answer
    x = 18,455.45

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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.