Home / 22,946.46-31,666.23-13,393.02

Finding the Fourth Proportional to 22,946.46, 31,666.23 and 13,393.02

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Solution

The fourth proportional to 22,946.46, 31,666.23 and 13,393.02 is: 18,482.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,946.46 : 31,666.23 = 13,393.02 : x
  2. Step 2: Convert to fraction form
    22,946.46/31,666.23 = 13,393.02/x
  3. Step 3: Cross multiply
    22,946.46x = 31,666.23 × 13,393.02
  4. Step 4: Simplify right side
    22,946.46x = 424,106,451.71
  5. Step 5: Solve for x
    x = 424,106,451.71/22,946.46
  6. Step 6: Final answer
    x = 18,482.43

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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.