Home / 14,158.02-19,537.56-7,870.26

Finding the Fourth Proportional to 14,158.02, 19,537.56 and 7,870.26

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Solution

The fourth proportional to 14,158.02, 19,537.56 and 7,870.26 is: 10,860.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,158.02 : 19,537.56 = 7,870.26 : x
  2. Step 2: Convert to fraction form
    14,158.02/19,537.56 = 7,870.26/x
  3. Step 3: Cross multiply
    14,158.02x = 19,537.56 × 7,870.26
  4. Step 4: Simplify right side
    14,158.02x = 153,765,676.97
  5. Step 5: Solve for x
    x = 153,765,676.97/14,158.02
  6. Step 6: Final answer
    x = 10,860.68

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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.