Home / 15,470.19-21,349.34-9,095.63

Finding the Fourth Proportional to 15,470.19, 21,349.34 and 9,095.63

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Solution

The fourth proportional to 15,470.19, 21,349.34 and 9,095.63 is: 12,552.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,470.19 : 21,349.34 = 9,095.63 : x
  2. Step 2: Convert to fraction form
    15,470.19/21,349.34 = 9,095.63/x
  3. Step 3: Cross multiply
    15,470.19x = 21,349.34 × 9,095.63
  4. Step 4: Simplify right side
    15,470.19x = 194,185,579.27
  5. Step 5: Solve for x
    x = 194,185,579.27/15,470.19
  6. Step 6: Final answer
    x = 12,552.24

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Double scale
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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.