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Finding the Fourth Proportional to 46,951.08, 70,376.82 and 21,970.08

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Solution

The fourth proportional to 46,951.08, 70,376.82 and 21,970.08 is: 32,931.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,951.08 : 70,376.82 = 21,970.08 : x
  2. Step 2: Convert to fraction form
    46,951.08/70,376.82 = 21,970.08/x
  3. Step 3: Cross multiply
    46,951.08x = 70,376.82 × 21,970.08
  4. Step 4: Simplify right side
    46,951.08x = 1,546,184,365.55
  5. Step 5: Solve for x
    x = 1,546,184,365.55/46,951.08
  6. Step 6: Final answer
    x = 32,931.82

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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.