Home / 64,880.97-89,527.73-38,017.32

Finding the Fourth Proportional to 64,880.97, 89,527.73 and 38,017.32

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Solution

The fourth proportional to 64,880.97, 89,527.73 and 38,017.32 is: 52,459.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,880.97 : 89,527.73 = 38,017.32 : x
  2. Step 2: Convert to fraction form
    64,880.97/89,527.73 = 38,017.32/x
  3. Step 3: Cross multiply
    64,880.97x = 89,527.73 × 38,017.32
  4. Step 4: Simplify right side
    64,880.97x = 3,403,604,170.20
  5. Step 5: Solve for x
    x = 3,403,604,170.20/64,880.97
  6. Step 6: Final answer
    x = 52,459.21

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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.