Home / 15,509.33-23,263.64-4,978.93

Finding the Fourth Proportional to 15,509.33, 23,263.64 and 4,978.93

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Solution

The fourth proportional to 15,509.33, 23,263.64 and 4,978.93 is: 7,468.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,509.33 : 23,263.64 = 4,978.93 : x
  2. Step 2: Convert to fraction form
    15,509.33/23,263.64 = 4,978.93/x
  3. Step 3: Cross multiply
    15,509.33x = 23,263.64 × 4,978.93
  4. Step 4: Simplify right side
    15,509.33x = 115,827,952.05
  5. Step 5: Solve for x
    x = 115,827,952.05/15,509.33
  6. Step 6: Final answer
    x = 7,468.27

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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.