Home / 34,779.57-47,995.57-18,864.04

Finding the Fourth Proportional to 34,779.57, 47,995.57 and 18,864.04

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Solution

The fourth proportional to 34,779.57, 47,995.57 and 18,864.04 is: 26,032.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,779.57 : 47,995.57 = 18,864.04 : x
  2. Step 2: Convert to fraction form
    34,779.57/47,995.57 = 18,864.04/x
  3. Step 3: Cross multiply
    34,779.57x = 47,995.57 × 18,864.04
  4. Step 4: Simplify right side
    34,779.57x = 905,390,112.32
  5. Step 5: Solve for x
    x = 905,390,112.32/34,779.57
  6. Step 6: Final answer
    x = 26,032.24

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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.