Home / 19,284.72-28,927.08-10,068.72

Finding the Fourth Proportional to 19,284.72, 28,927.08 and 10,068.72

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Solution

The fourth proportional to 19,284.72, 28,927.08 and 10,068.72 is: 15,103.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,284.72 : 28,927.08 = 10,068.72 : x
  2. Step 2: Convert to fraction form
    19,284.72/28,927.08 = 10,068.72/x
  3. Step 3: Cross multiply
    19,284.72x = 28,927.08 × 10,068.72
  4. Step 4: Simplify right side
    19,284.72x = 291,258,668.94
  5. Step 5: Solve for x
    x = 291,258,668.94/19,284.72
  6. Step 6: Final answer
    x = 15,103.08

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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.