Home / 22,268.79-33,402.02-7,478.01

Finding the Fourth Proportional to 22,268.79, 33,402.02 and 7,478.01

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Solution

The fourth proportional to 22,268.79, 33,402.02 and 7,478.01 is: 11,216.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,268.79 : 33,402.02 = 7,478.01 : x
  2. Step 2: Convert to fraction form
    22,268.79/33,402.02 = 7,478.01/x
  3. Step 3: Cross multiply
    22,268.79x = 33,402.02 × 7,478.01
  4. Step 4: Simplify right side
    22,268.79x = 249,780,602.19
  5. Step 5: Solve for x
    x = 249,780,602.19/22,268.79
  6. Step 6: Final answer
    x = 11,216.62

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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.