Home / 25,345.72-34,977.10-14,167.72

Finding the Fourth Proportional to 25,345.72, 34,977.10 and 14,167.72

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Solution

The fourth proportional to 25,345.72, 34,977.10 and 14,167.72 is: 19,551.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,345.72 : 34,977.10 = 14,167.72 : x
  2. Step 2: Convert to fraction form
    25,345.72/34,977.10 = 14,167.72/x
  3. Step 3: Cross multiply
    25,345.72x = 34,977.10 × 14,167.72
  4. Step 4: Simplify right side
    25,345.72x = 495,545,759.21
  5. Step 5: Solve for x
    x = 495,545,759.21/25,345.72
  6. Step 6: Final answer
    x = 19,551.46

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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.