Home / 19,152.35-26,430.78-10,654.74

Finding the Fourth Proportional to 19,152.35, 26,430.78 and 10,654.74

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Solution

The fourth proportional to 19,152.35, 26,430.78 and 10,654.74 is: 14,703.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,152.35 : 26,430.78 = 10,654.74 : x
  2. Step 2: Convert to fraction form
    19,152.35/26,430.78 = 10,654.74/x
  3. Step 3: Cross multiply
    19,152.35x = 26,430.78 × 10,654.74
  4. Step 4: Simplify right side
    19,152.35x = 281,613,062.26
  5. Step 5: Solve for x
    x = 281,613,062.26/19,152.35
  6. Step 6: Final answer
    x = 14,703.84

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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.