Home / 14,117.64-19,484.88-8,148.48

Finding the Fourth Proportional to 14,117.64, 19,484.88 and 8,148.48

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Solution

The fourth proportional to 14,117.64, 19,484.88 and 8,148.48 is: 11,246.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,117.64 : 19,484.88 = 8,148.48 : x
  2. Step 2: Convert to fraction form
    14,117.64/19,484.88 = 8,148.48/x
  3. Step 3: Cross multiply
    14,117.64x = 19,484.88 × 8,148.48
  4. Step 4: Simplify right side
    14,117.64x = 158,772,154.98
  5. Step 5: Solve for x
    x = 158,772,154.98/14,117.64
  6. Step 6: Final answer
    x = 11,246.37

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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.