Home / 23,159.94-31,948.98-14,647.74

Finding the Fourth Proportional to 23,159.94, 31,948.98 and 14,647.74

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Solution

The fourth proportional to 23,159.94, 31,948.98 and 14,647.74 is: 20,206.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,159.94 : 31,948.98 = 14,647.74 : x
  2. Step 2: Convert to fraction form
    23,159.94/31,948.98 = 14,647.74/x
  3. Step 3: Cross multiply
    23,159.94x = 31,948.98 × 14,647.74
  4. Step 4: Simplify right side
    23,159.94x = 467,980,352.31
  5. Step 5: Solve for x
    x = 467,980,352.31/23,159.94
  6. Step 6: Final answer
    x = 20,206.46

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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.