Home / 15,603.80-23,376.06-9,265.30

Finding the Fourth Proportional to 15,603.80, 23,376.06 and 9,265.30

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Solution

The fourth proportional to 15,603.80, 23,376.06 and 9,265.30 is: 13,880.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,603.80 : 23,376.06 = 9,265.30 : x
  2. Step 2: Convert to fraction form
    15,603.80/23,376.06 = 9,265.30/x
  3. Step 3: Cross multiply
    15,603.80x = 23,376.06 × 9,265.30
  4. Step 4: Simplify right side
    15,603.80x = 216,586,150.28
  5. Step 5: Solve for x
    x = 216,586,150.28/15,603.80
  6. Step 6: Final answer
    x = 13,880.35

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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.