Home / 30,374.63-41,916.72-16,762.80

Finding the Fourth Proportional to 30,374.63, 41,916.72 and 16,762.80

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Solution

The fourth proportional to 30,374.63, 41,916.72 and 16,762.80 is: 23,132.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,374.63 : 41,916.72 = 16,762.80 : x
  2. Step 2: Convert to fraction form
    30,374.63/41,916.72 = 16,762.80/x
  3. Step 3: Cross multiply
    30,374.63x = 41,916.72 × 16,762.80
  4. Step 4: Simplify right side
    30,374.63x = 702,641,594.02
  5. Step 5: Solve for x
    x = 702,641,594.02/30,374.63
  6. Step 6: Final answer
    x = 23,132.52

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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.