Home / 19,558.17-29,341.58-9,164.25

Finding the Fourth Proportional to 19,558.17, 29,341.58 and 9,164.25

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Solution

The fourth proportional to 19,558.17, 29,341.58 and 9,164.25 is: 13,748.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,558.17 : 29,341.58 = 9,164.25 : x
  2. Step 2: Convert to fraction form
    19,558.17/29,341.58 = 9,164.25/x
  3. Step 3: Cross multiply
    19,558.17x = 29,341.58 × 9,164.25
  4. Step 4: Simplify right side
    19,558.17x = 268,893,528.69
  5. Step 5: Solve for x
    x = 268,893,528.69/19,558.17
  6. Step 6: Final answer
    x = 13,748.40

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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.