Home / 14,455.64-19,945.77-9,148.52

Finding the Fourth Proportional to 14,455.64, 19,945.77 and 9,148.52

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Solution

The fourth proportional to 14,455.64, 19,945.77 and 9,148.52 is: 12,623.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,455.64 : 19,945.77 = 9,148.52 : x
  2. Step 2: Convert to fraction form
    14,455.64/19,945.77 = 9,148.52/x
  3. Step 3: Cross multiply
    14,455.64x = 19,945.77 × 9,148.52
  4. Step 4: Simplify right side
    14,455.64x = 182,474,275.76
  5. Step 5: Solve for x
    x = 182,474,275.76/14,455.64
  6. Step 6: Final answer
    x = 12,623.05

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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.