Home / 14,018.14-19,346.40-10,475.20

Finding the Fourth Proportional to 14,018.14, 19,346.40 and 10,475.20

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Solution

The fourth proportional to 14,018.14, 19,346.40 and 10,475.20 is: 14,456.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,018.14 : 19,346.40 = 10,475.20 : x
  2. Step 2: Convert to fraction form
    14,018.14/19,346.40 = 10,475.20/x
  3. Step 3: Cross multiply
    14,018.14x = 19,346.40 × 10,475.20
  4. Step 4: Simplify right side
    14,018.14x = 202,657,409.28
  5. Step 5: Solve for x
    x = 202,657,409.28/14,018.14
  6. Step 6: Final answer
    x = 14,456.80

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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.