Home / 19,946.04-27,535.52-15,459.72

Finding the Fourth Proportional to 19,946.04, 27,535.52 and 15,459.72

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Solution

The fourth proportional to 19,946.04, 27,535.52 and 15,459.72 is: 21,342.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,946.04 : 27,535.52 = 15,459.72 : x
  2. Step 2: Convert to fraction form
    19,946.04/27,535.52 = 15,459.72/x
  3. Step 3: Cross multiply
    19,946.04x = 27,535.52 × 15,459.72
  4. Step 4: Simplify right side
    19,946.04x = 425,691,429.25
  5. Step 5: Solve for x
    x = 425,691,429.25/19,946.04
  6. Step 6: Final answer
    x = 21,342.15

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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.