Home / 19,285.53-26,615.35-10,788.46

Finding the Fourth Proportional to 19,285.53, 26,615.35 and 10,788.46

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Solution

The fourth proportional to 19,285.53, 26,615.35 and 10,788.46 is: 14,888.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,285.53 : 26,615.35 = 10,788.46 : x
  2. Step 2: Convert to fraction form
    19,285.53/26,615.35 = 10,788.46/x
  3. Step 3: Cross multiply
    19,285.53x = 26,615.35 × 10,788.46
  4. Step 4: Simplify right side
    19,285.53x = 287,138,585.81
  5. Step 5: Solve for x
    x = 287,138,585.81/19,285.53
  6. Step 6: Final answer
    x = 14,888.81

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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.