Home / 10,346.08-14,184.64-10,159.20

Finding the Fourth Proportional to 10,346.08, 14,184.64 and 10,159.20

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Solution

The fourth proportional to 10,346.08, 14,184.64 and 10,159.20 is: 13,928.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,346.08 : 14,184.64 = 10,159.20 : x
  2. Step 2: Convert to fraction form
    10,346.08/14,184.64 = 10,159.20/x
  3. Step 3: Cross multiply
    10,346.08x = 14,184.64 × 10,159.20
  4. Step 4: Simplify right side
    10,346.08x = 144,104,594.69
  5. Step 5: Solve for x
    x = 144,104,594.69/10,346.08
  6. Step 6: Final answer
    x = 13,928.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.