Home / 15,585.40-23,352.45-9,000.10

Finding the Fourth Proportional to 15,585.40, 23,352.45 and 9,000.10

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Solution

The fourth proportional to 15,585.40, 23,352.45 and 9,000.10 is: 13,485.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,585.40 : 23,352.45 = 9,000.10 : x
  2. Step 2: Convert to fraction form
    15,585.40/23,352.45 = 9,000.10/x
  3. Step 3: Cross multiply
    15,585.40x = 23,352.45 × 9,000.10
  4. Step 4: Simplify right side
    15,585.40x = 210,174,385.25
  5. Step 5: Solve for x
    x = 210,174,385.25/15,585.40
  6. Step 6: Final answer
    x = 13,485.34

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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.