Home / 23,485.12-35,227.52-7,913.68

Finding the Fourth Proportional to 23,485.12, 35,227.52 and 7,913.68

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Solution

The fourth proportional to 23,485.12, 35,227.52 and 7,913.68 is: 11,870.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,485.12 : 35,227.52 = 7,913.68 : x
  2. Step 2: Convert to fraction form
    23,485.12/35,227.52 = 7,913.68/x
  3. Step 3: Cross multiply
    23,485.12x = 35,227.52 × 7,913.68
  4. Step 4: Simplify right side
    23,485.12x = 278,779,320.47
  5. Step 5: Solve for x
    x = 278,779,320.47/23,485.12
  6. Step 6: Final answer
    x = 11,870.47

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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.