Home / 14,258.02-19,676.13-7,885.06

Finding the Fourth Proportional to 14,258.02, 19,676.13 and 7,885.06

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Solution

The fourth proportional to 14,258.02, 19,676.13 and 7,885.06 is: 10,881.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,258.02 : 19,676.13 = 7,885.06 : x
  2. Step 2: Convert to fraction form
    14,258.02/19,676.13 = 7,885.06/x
  3. Step 3: Cross multiply
    14,258.02x = 19,676.13 × 7,885.06
  4. Step 4: Simplify right side
    14,258.02x = 155,147,465.62
  5. Step 5: Solve for x
    x = 155,147,465.62/14,258.02
  6. Step 6: Final answer
    x = 10,881.42

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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.