Home / 34,592.16-47,739.60-19,688.16

Finding the Fourth Proportional to 34,592.16, 47,739.60 and 19,688.16

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Solution

The fourth proportional to 34,592.16, 47,739.60 and 19,688.16 is: 27,171.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,592.16 : 47,739.60 = 19,688.16 : x
  2. Step 2: Convert to fraction form
    34,592.16/47,739.60 = 19,688.16/x
  3. Step 3: Cross multiply
    34,592.16x = 47,739.60 × 19,688.16
  4. Step 4: Simplify right side
    34,592.16x = 939,904,883.14
  5. Step 5: Solve for x
    x = 939,904,883.14/34,592.16
  6. Step 6: Final answer
    x = 27,171.04

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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.