Home / 14,895.12-22,431.06-12,970.56

Finding the Fourth Proportional to 14,895.12, 22,431.06 and 12,970.56

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Solution

The fourth proportional to 14,895.12, 22,431.06 and 12,970.56 is: 19,532.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,895.12 : 22,431.06 = 12,970.56 : x
  2. Step 2: Convert to fraction form
    14,895.12/22,431.06 = 12,970.56/x
  3. Step 3: Cross multiply
    14,895.12x = 22,431.06 × 12,970.56
  4. Step 4: Simplify right side
    14,895.12x = 290,943,409.59
  5. Step 5: Solve for x
    x = 290,943,409.59/14,895.12
  6. Step 6: Final answer
    x = 19,532.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.