Home / 14,341.16-21,508.48-5,453.32

Finding the Fourth Proportional to 14,341.16, 21,508.48 and 5,453.32

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Solution

The fourth proportional to 14,341.16, 21,508.48 and 5,453.32 is: 8,178.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,341.16 : 21,508.48 = 5,453.32 : x
  2. Step 2: Convert to fraction form
    14,341.16/21,508.48 = 5,453.32/x
  3. Step 3: Cross multiply
    14,341.16x = 21,508.48 × 5,453.32
  4. Step 4: Simplify right side
    14,341.16x = 117,292,574.08
  5. Step 5: Solve for x
    x = 117,292,574.08/14,341.16
  6. Step 6: Final answer
    x = 8,178.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.