Home / 39,643.17-59,464.76-11,941.17

Finding the Fourth Proportional to 39,643.17, 59,464.76 and 11,941.17

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Solution

The fourth proportional to 39,643.17, 59,464.76 and 11,941.17 is: 17,911.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,643.17 : 59,464.76 = 11,941.17 : x
  2. Step 2: Convert to fraction form
    39,643.17/59,464.76 = 11,941.17/x
  3. Step 3: Cross multiply
    39,643.17x = 59,464.76 × 11,941.17
  4. Step 4: Simplify right side
    39,643.17x = 710,078,808.17
  5. Step 5: Solve for x
    x = 710,078,808.17/39,643.17
  6. Step 6: Final answer
    x = 17,911.76

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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.