Home / 19,448.68-29,148.54-8,342.32

Finding the Fourth Proportional to 19,448.68, 29,148.54 and 8,342.32

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Solution

The fourth proportional to 19,448.68, 29,148.54 and 8,342.32 is: 12,502.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,448.68 : 29,148.54 = 8,342.32 : x
  2. Step 2: Convert to fraction form
    19,448.68/29,148.54 = 8,342.32/x
  3. Step 3: Cross multiply
    19,448.68x = 29,148.54 × 8,342.32
  4. Step 4: Simplify right side
    19,448.68x = 243,166,448.21
  5. Step 5: Solve for x
    x = 243,166,448.21/19,448.68
  6. Step 6: Final answer
    x = 12,502.98

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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.