Home / 34,389.81-47,460.20-19,283.43

Finding the Fourth Proportional to 34,389.81, 47,460.20 and 19,283.43

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Solution

The fourth proportional to 34,389.81, 47,460.20 and 19,283.43 is: 26,612.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,389.81 : 47,460.20 = 19,283.43 : x
  2. Step 2: Convert to fraction form
    34,389.81/47,460.20 = 19,283.43/x
  3. Step 3: Cross multiply
    34,389.81x = 47,460.20 × 19,283.43
  4. Step 4: Simplify right side
    34,389.81x = 915,195,670.67
  5. Step 5: Solve for x
    x = 915,195,670.67/34,389.81
  6. Step 6: Final answer
    x = 26,612.41

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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.