Home / 19,152.47-26,430.09-10,654.49

Finding the Fourth Proportional to 19,152.47, 26,430.09 and 10,654.49

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Solution

The fourth proportional to 19,152.47, 26,430.09 and 10,654.49 is: 14,703.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,152.47 : 26,430.09 = 10,654.49 : x
  2. Step 2: Convert to fraction form
    19,152.47/26,430.09 = 10,654.49/x
  3. Step 3: Cross multiply
    19,152.47x = 26,430.09 × 10,654.49
  4. Step 4: Simplify right side
    19,152.47x = 281,599,129.60
  5. Step 5: Solve for x
    x = 281,599,129.60/19,152.47
  6. Step 6: Final answer
    x = 14,703.02

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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.