Home / 39,968.64-59,952.96-13,673.60

Finding the Fourth Proportional to 39,968.64, 59,952.96 and 13,673.60

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Solution

The fourth proportional to 39,968.64, 59,952.96 and 13,673.60 is: 20,510.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,968.64 : 59,952.96 = 13,673.60 : x
  2. Step 2: Convert to fraction form
    39,968.64/59,952.96 = 13,673.60/x
  3. Step 3: Cross multiply
    39,968.64x = 59,952.96 × 13,673.60
  4. Step 4: Simplify right side
    39,968.64x = 819,772,793.86
  5. Step 5: Solve for x
    x = 819,772,793.86/39,968.64
  6. Step 6: Final answer
    x = 20,510.40

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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.