Home / 13,987.08-19,323.36-10,444.14

Finding the Fourth Proportional to 13,987.08, 19,323.36 and 10,444.14

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Solution

The fourth proportional to 13,987.08, 19,323.36 and 10,444.14 is: 14,428.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,987.08 : 19,323.36 = 10,444.14 : x
  2. Step 2: Convert to fraction form
    13,987.08/19,323.36 = 10,444.14/x
  3. Step 3: Cross multiply
    13,987.08x = 19,323.36 × 10,444.14
  4. Step 4: Simplify right side
    13,987.08x = 201,815,877.11
  5. Step 5: Solve for x
    x = 201,815,877.11/13,987.08
  6. Step 6: Final answer
    x = 14,428.74

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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.