Home / 14,438.61-19,925.32-8,150.99

Finding the Fourth Proportional to 14,438.61, 19,925.32 and 8,150.99

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Solution

The fourth proportional to 14,438.61, 19,925.32 and 8,150.99 is: 11,248.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,438.61 : 19,925.32 = 8,150.99 : x
  2. Step 2: Convert to fraction form
    14,438.61/19,925.32 = 8,150.99/x
  3. Step 3: Cross multiply
    14,438.61x = 19,925.32 × 8,150.99
  4. Step 4: Simplify right side
    14,438.61x = 162,411,012.46
  5. Step 5: Solve for x
    x = 162,411,012.46/14,438.61
  6. Step 6: Final answer
    x = 11,248.38

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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.