Home / 27,000.16-37,239.12-23,978.32

Finding the Fourth Proportional to 27,000.16, 37,239.12 and 23,978.32

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Solution

The fourth proportional to 27,000.16, 37,239.12 and 23,978.32 is: 33,071.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,000.16 : 37,239.12 = 23,978.32 : x
  2. Step 2: Convert to fraction form
    27,000.16/37,239.12 = 23,978.32/x
  3. Step 3: Cross multiply
    27,000.16x = 37,239.12 × 23,978.32
  4. Step 4: Simplify right side
    27,000.16x = 892,931,535.88
  5. Step 5: Solve for x
    x = 892,931,535.88/27,000.16
  6. Step 6: Final answer
    x = 33,071.34

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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.