Home / 14,085.83-19,415.97-9,547.09

Finding the Fourth Proportional to 14,085.83, 19,415.97 and 9,547.09

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Solution

The fourth proportional to 14,085.83, 19,415.97 and 9,547.09 is: 13,159.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,085.83 : 19,415.97 = 9,547.09 : x
  2. Step 2: Convert to fraction form
    14,085.83/19,415.97 = 9,547.09/x
  3. Step 3: Cross multiply
    14,085.83x = 19,415.97 × 9,547.09
  4. Step 4: Simplify right side
    14,085.83x = 185,365,964.49
  5. Step 5: Solve for x
    x = 185,365,964.49/14,085.83
  6. Step 6: Final answer
    x = 13,159.75

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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.