Home / 22,946.45-31,607.10-16,220.51

Finding the Fourth Proportional to 22,946.45, 31,607.10 and 16,220.51

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Solution

The fourth proportional to 22,946.45, 31,607.10 and 16,220.51 is: 22,342.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,946.45 : 31,607.10 = 16,220.51 : x
  2. Step 2: Convert to fraction form
    22,946.45/31,607.10 = 16,220.51/x
  3. Step 3: Cross multiply
    22,946.45x = 31,607.10 × 16,220.51
  4. Step 4: Simplify right side
    22,946.45x = 512,683,360.64
  5. Step 5: Solve for x
    x = 512,683,360.64/22,946.45
  6. Step 6: Final answer
    x = 22,342.60

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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.