Home / 26,580.57-39,858.70-9,045.69

Finding the Fourth Proportional to 26,580.57, 39,858.70 and 9,045.69

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Solution

The fourth proportional to 26,580.57, 39,858.70 and 9,045.69 is: 13,564.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,580.57 : 39,858.70 = 9,045.69 : x
  2. Step 2: Convert to fraction form
    26,580.57/39,858.70 = 9,045.69/x
  3. Step 3: Cross multiply
    26,580.57x = 39,858.70 × 9,045.69
  4. Step 4: Simplify right side
    26,580.57x = 360,549,444.00
  5. Step 5: Solve for x
    x = 360,549,444.00/26,580.57
  6. Step 6: Final answer
    x = 13,564.40

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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.