Home / 32,406.02-44,728.63-21,103.68

Finding the Fourth Proportional to 32,406.02, 44,728.63 and 21,103.68

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Solution

The fourth proportional to 32,406.02, 44,728.63 and 21,103.68 is: 29,128.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,406.02 : 44,728.63 = 21,103.68 : x
  2. Step 2: Convert to fraction form
    32,406.02/44,728.63 = 21,103.68/x
  3. Step 3: Cross multiply
    32,406.02x = 44,728.63 × 21,103.68
  4. Step 4: Simplify right side
    32,406.02x = 943,938,641.60
  5. Step 5: Solve for x
    x = 943,938,641.60/32,406.02
  6. Step 6: Final answer
    x = 29,128.50

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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.