Home / 26,370.90-36,390.69-14,434.47

Finding the Fourth Proportional to 26,370.90, 36,390.69 and 14,434.47

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Solution

The fourth proportional to 26,370.90, 36,390.69 and 14,434.47 is: 19,918.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,370.90 : 36,390.69 = 14,434.47 : x
  2. Step 2: Convert to fraction form
    26,370.90/36,390.69 = 14,434.47/x
  3. Step 3: Cross multiply
    26,370.90x = 36,390.69 × 14,434.47
  4. Step 4: Simplify right side
    26,370.90x = 525,280,323.08
  5. Step 5: Solve for x
    x = 525,280,323.08/26,370.90
  6. Step 6: Final answer
    x = 19,918.94

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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.