Home / 15,656.40-23,491.35-9,088.20

Finding the Fourth Proportional to 15,656.40, 23,491.35 and 9,088.20

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Solution

The fourth proportional to 15,656.40, 23,491.35 and 9,088.20 is: 13,636.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,656.40 : 23,491.35 = 9,088.20 : x
  2. Step 2: Convert to fraction form
    15,656.40/23,491.35 = 9,088.20/x
  3. Step 3: Cross multiply
    15,656.40x = 23,491.35 × 9,088.20
  4. Step 4: Simplify right side
    15,656.40x = 213,494,087.07
  5. Step 5: Solve for x
    x = 213,494,087.07/15,656.40
  6. Step 6: Final answer
    x = 13,636.22

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1.5x scale

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.