Home / 32,957.18-45,477.26-18,615.48

Finding the Fourth Proportional to 32,957.18, 45,477.26 and 18,615.48

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Solution

The fourth proportional to 32,957.18, 45,477.26 and 18,615.48 is: 25,687.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,957.18 : 45,477.26 = 18,615.48 : x
  2. Step 2: Convert to fraction form
    32,957.18/45,477.26 = 18,615.48/x
  3. Step 3: Cross multiply
    32,957.18x = 45,477.26 × 18,615.48
  4. Step 4: Simplify right side
    32,957.18x = 846,581,023.98
  5. Step 5: Solve for x
    x = 846,581,023.98/32,957.18
  6. Step 6: Final answer
    x = 25,687.30

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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.