Home / 14,711.12-22,081.28-11,970.08

Finding the Fourth Proportional to 14,711.12, 22,081.28 and 11,970.08

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Solution

The fourth proportional to 14,711.12, 22,081.28 and 11,970.08 is: 17,967.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,711.12 : 22,081.28 = 11,970.08 : x
  2. Step 2: Convert to fraction form
    14,711.12/22,081.28 = 11,970.08/x
  3. Step 3: Cross multiply
    14,711.12x = 22,081.28 × 11,970.08
  4. Step 4: Simplify right side
    14,711.12x = 264,314,688.10
  5. Step 5: Solve for x
    x = 264,314,688.10/14,711.12
  6. Step 6: Final answer
    x = 17,967.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.