Home / 14,173.16-19,558.19-7,885.13

Finding the Fourth Proportional to 14,173.16, 19,558.19 and 7,885.13

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Solution

The fourth proportional to 14,173.16, 19,558.19 and 7,885.13 is: 10,881.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,173.16 : 19,558.19 = 7,885.13 : x
  2. Step 2: Convert to fraction form
    14,173.16/19,558.19 = 7,885.13/x
  3. Step 3: Cross multiply
    14,173.16x = 19,558.19 × 7,885.13
  4. Step 4: Simplify right side
    14,173.16x = 154,218,792.64
  5. Step 5: Solve for x
    x = 154,218,792.64/14,173.16
  6. Step 6: Final answer
    x = 10,881.05

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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.