Home / 14,455.26-19,944.90-10,878.98

Finding the Fourth Proportional to 14,455.26, 19,944.90 and 10,878.98

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Solution

The fourth proportional to 14,455.26, 19,944.90 and 10,878.98 is: 15,010.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,455.26 : 19,944.90 = 10,878.98 : x
  2. Step 2: Convert to fraction form
    14,455.26/19,944.90 = 10,878.98/x
  3. Step 3: Cross multiply
    14,455.26x = 19,944.90 × 10,878.98
  4. Step 4: Simplify right side
    14,455.26x = 216,980,068.48
  5. Step 5: Solve for x
    x = 216,980,068.48/14,455.26
  6. Step 6: Final answer
    x = 15,010.46

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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.