Home / 26,640.51-36,762.80-14,703.68

Finding the Fourth Proportional to 26,640.51, 36,762.80 and 14,703.68

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Solution

The fourth proportional to 26,640.51, 36,762.80 and 14,703.68 is: 20,290.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,640.51 : 36,762.80 = 14,703.68 : x
  2. Step 2: Convert to fraction form
    26,640.51/36,762.80 = 14,703.68/x
  3. Step 3: Cross multiply
    26,640.51x = 36,762.80 × 14,703.68
  4. Step 4: Simplify right side
    26,640.51x = 540,548,189.77
  5. Step 5: Solve for x
    x = 540,548,189.77/26,640.51
  6. Step 6: Final answer
    x = 20,290.46

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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.