Home / 13,925.02-19,216.11-7,637.26

Finding the Fourth Proportional to 13,925.02, 19,216.11 and 7,637.26

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Solution

The fourth proportional to 13,925.02, 19,216.11 and 7,637.26 is: 10,539.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,925.02 : 19,216.11 = 7,637.26 : x
  2. Step 2: Convert to fraction form
    13,925.02/19,216.11 = 7,637.26/x
  3. Step 3: Cross multiply
    13,925.02x = 19,216.11 × 7,637.26
  4. Step 4: Simplify right side
    13,925.02x = 146,758,428.26
  5. Step 5: Solve for x
    x = 146,758,428.26/13,925.02
  6. Step 6: Final answer
    x = 10,539.19

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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.