Home / 14,457.32-19,956.60-9,422.76

Finding the Fourth Proportional to 14,457.32, 19,956.60 and 9,422.76

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Solution

The fourth proportional to 14,457.32, 19,956.60 and 9,422.76 is: 13,007.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,457.32 : 19,956.60 = 9,422.76 : x
  2. Step 2: Convert to fraction form
    14,457.32/19,956.60 = 9,422.76/x
  3. Step 3: Cross multiply
    14,457.32x = 19,956.60 × 9,422.76
  4. Step 4: Simplify right side
    14,457.32x = 188,046,252.22
  5. Step 5: Solve for x
    x = 188,046,252.22/14,457.32
  6. Step 6: Final answer
    x = 13,007.00

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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.