Home / 16,898.63-23,320.31-9,345.58

Finding the Fourth Proportional to 16,898.63, 23,320.31 and 9,345.58

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Solution

The fourth proportional to 16,898.63, 23,320.31 and 9,345.58 is: 12,897.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,898.63 : 23,320.31 = 9,345.58 : x
  2. Step 2: Convert to fraction form
    16,898.63/23,320.31 = 9,345.58/x
  3. Step 3: Cross multiply
    16,898.63x = 23,320.31 × 9,345.58
  4. Step 4: Simplify right side
    16,898.63x = 217,941,717.70
  5. Step 5: Solve for x
    x = 217,941,717.70/16,898.63
  6. Step 6: Final answer
    x = 12,897.01

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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.