Home / 17,485.90-24,130.51-9,528.18

Finding the Fourth Proportional to 17,485.90, 24,130.51 and 9,528.18

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Solution

The fourth proportional to 17,485.90, 24,130.51 and 9,528.18 is: 13,148.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,485.90 : 24,130.51 = 9,528.18 : x
  2. Step 2: Convert to fraction form
    17,485.90/24,130.51 = 9,528.18/x
  3. Step 3: Cross multiply
    17,485.90x = 24,130.51 × 9,528.18
  4. Step 4: Simplify right side
    17,485.90x = 229,919,864.20
  5. Step 5: Solve for x
    x = 229,919,864.20/17,485.90
  6. Step 6: Final answer
    x = 13,148.87

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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.