Home / 16,946.15-23,385.74-9,392.81

Finding the Fourth Proportional to 16,946.15, 23,385.74 and 9,392.81

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Solution

The fourth proportional to 16,946.15, 23,385.74 and 9,392.81 is: 12,962.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,946.15 : 23,385.74 = 9,392.81 : x
  2. Step 2: Convert to fraction form
    16,946.15/23,385.74 = 9,392.81/x
  3. Step 3: Cross multiply
    16,946.15x = 23,385.74 × 9,392.81
  4. Step 4: Simplify right side
    16,946.15x = 219,657,648.64
  5. Step 5: Solve for x
    x = 219,657,648.64/16,946.15
  6. Step 6: Final answer
    x = 12,962.10

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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.