Home / 32,419.02-44,739.50-18,271.56

Finding the Fourth Proportional to 32,419.02, 44,739.50 and 18,271.56

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Solution

The fourth proportional to 32,419.02, 44,739.50 and 18,271.56 is: 25,215.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,419.02 : 44,739.50 = 18,271.56 : x
  2. Step 2: Convert to fraction form
    32,419.02/44,739.50 = 18,271.56/x
  3. Step 3: Cross multiply
    32,419.02x = 44,739.50 × 18,271.56
  4. Step 4: Simplify right side
    32,419.02x = 817,460,458.62
  5. Step 5: Solve for x
    x = 817,460,458.62/32,419.02
  6. Step 6: Final answer
    x = 25,215.46

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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.