Home / 34,328.63-47,374.23-19,424.63

Finding the Fourth Proportional to 34,328.63, 47,374.23 and 19,424.63

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Solution

The fourth proportional to 34,328.63, 47,374.23 and 19,424.63 is: 26,806.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,328.63 : 47,374.23 = 19,424.63 : x
  2. Step 2: Convert to fraction form
    34,328.63/47,374.23 = 19,424.63/x
  3. Step 3: Cross multiply
    34,328.63x = 47,374.23 × 19,424.63
  4. Step 4: Simplify right side
    34,328.63x = 920,226,652.41
  5. Step 5: Solve for x
    x = 920,226,652.41/34,328.63
  6. Step 6: Final answer
    x = 26,806.39

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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.