Home / 39,880.30-59,820.66-10,296.12

Finding the Fourth Proportional to 39,880.30, 59,820.66 and 10,296.12

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Solution

The fourth proportional to 39,880.30, 59,820.66 and 10,296.12 is: 15,444.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,880.30 : 59,820.66 = 10,296.12 : x
  2. Step 2: Convert to fraction form
    39,880.30/59,820.66 = 10,296.12/x
  3. Step 3: Cross multiply
    39,880.30x = 59,820.66 × 10,296.12
  4. Step 4: Simplify right side
    39,880.30x = 615,920,693.84
  5. Step 5: Solve for x
    x = 615,920,693.84/39,880.30
  6. Step 6: Final answer
    x = 15,444.23

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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.