Home / 17,430.42-26,152.90-7,577.98

Finding the Fourth Proportional to 17,430.42, 26,152.90 and 7,577.98

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Solution

The fourth proportional to 17,430.42, 26,152.90 and 7,577.98 is: 11,370.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,430.42 : 26,152.90 = 7,577.98 : x
  2. Step 2: Convert to fraction form
    17,430.42/26,152.90 = 7,577.98/x
  3. Step 3: Cross multiply
    17,430.42x = 26,152.90 × 7,577.98
  4. Step 4: Simplify right side
    17,430.42x = 198,186,153.14
  5. Step 5: Solve for x
    x = 198,186,153.14/17,430.42
  6. Step 6: Final answer
    x = 11,370.13

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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.