Home / 32,615.04-45,008.52-18,467.76

Finding the Fourth Proportional to 32,615.04, 45,008.52 and 18,467.76

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Solution

The fourth proportional to 32,615.04, 45,008.52 and 18,467.76 is: 25,485.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,615.04 : 45,008.52 = 18,467.76 : x
  2. Step 2: Convert to fraction form
    32,615.04/45,008.52 = 18,467.76/x
  3. Step 3: Cross multiply
    32,615.04x = 45,008.52 × 18,467.76
  4. Step 4: Simplify right side
    32,615.04x = 831,206,545.32
  5. Step 5: Solve for x
    x = 831,206,545.32/32,615.04
  6. Step 6: Final answer
    x = 25,485.38

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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.