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Finding the Fourth Proportional to 47,361.65, 70,980.73 and 19,248.84

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Solution

The fourth proportional to 47,361.65, 70,980.73 and 19,248.84 is: 28,848.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,361.65 : 70,980.73 = 19,248.84 : x
  2. Step 2: Convert to fraction form
    47,361.65/70,980.73 = 19,248.84/x
  3. Step 3: Cross multiply
    47,361.65x = 70,980.73 × 19,248.84
  4. Step 4: Simplify right side
    47,361.65x = 1,366,296,666.73
  5. Step 5: Solve for x
    x = 1,366,296,666.73/47,361.65
  6. Step 6: Final answer
    x = 28,848.17

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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.