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Finding the Fourth Proportional to 46,856.25, 70,284.44 and 19,154.25

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Solution

The fourth proportional to 46,856.25, 70,284.44 and 19,154.25 is: 28,731.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,856.25 : 70,284.44 = 19,154.25 : x
  2. Step 2: Convert to fraction form
    46,856.25/70,284.44 = 19,154.25/x
  3. Step 3: Cross multiply
    46,856.25x = 70,284.44 × 19,154.25
  4. Step 4: Simplify right side
    46,856.25x = 1,346,245,782.76
  5. Step 5: Solve for x
    x = 1,346,245,782.76/46,856.25
  6. Step 6: Final answer
    x = 28,731.40

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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.