Home / 14,018.40-19,355.76-9,832.32

Finding the Fourth Proportional to 14,018.40, 19,355.76 and 9,832.32

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Solution

The fourth proportional to 14,018.40, 19,355.76 and 9,832.32 is: 13,575.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,018.40 : 19,355.76 = 9,832.32 : x
  2. Step 2: Convert to fraction form
    14,018.40/19,355.76 = 9,832.32/x
  3. Step 3: Cross multiply
    14,018.40x = 19,355.76 × 9,832.32
  4. Step 4: Simplify right side
    14,018.40x = 190,312,026.16
  5. Step 5: Solve for x
    x = 190,312,026.16/14,018.40
  6. Step 6: Final answer
    x = 13,575.87

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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.