Home / 39,459.45-59,192.27-13,164.17

Finding the Fourth Proportional to 39,459.45, 59,192.27 and 13,164.17

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Solution

The fourth proportional to 39,459.45, 59,192.27 and 13,164.17 is: 19,747.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,459.45 : 59,192.27 = 13,164.17 : x
  2. Step 2: Convert to fraction form
    39,459.45/59,192.27 = 13,164.17/x
  3. Step 3: Cross multiply
    39,459.45x = 59,192.27 × 13,164.17
  4. Step 4: Simplify right side
    39,459.45x = 779,216,743.18
  5. Step 5: Solve for x
    x = 779,216,743.18/39,459.45
  6. Step 6: Final answer
    x = 19,747.28

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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.