Home / 19,641.93-29,445.46-7,159.63

Finding the Fourth Proportional to 19,641.93, 29,445.46 and 7,159.63

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Solution

The fourth proportional to 19,641.93, 29,445.46 and 7,159.63 is: 10,733.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,641.93 : 29,445.46 = 7,159.63 : x
  2. Step 2: Convert to fraction form
    19,641.93/29,445.46 = 7,159.63/x
  3. Step 3: Cross multiply
    19,641.93x = 29,445.46 × 7,159.63
  4. Step 4: Simplify right side
    19,641.93x = 210,818,598.78
  5. Step 5: Solve for x
    x = 210,818,598.78/19,641.93
  6. Step 6: Final answer
    x = 10,733.09

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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.