Home / 26,802.81-36,987.39-14,865.84

Finding the Fourth Proportional to 26,802.81, 36,987.39 and 14,865.84

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Solution

The fourth proportional to 26,802.81, 36,987.39 and 14,865.84 is: 20,514.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,802.81 : 36,987.39 = 14,865.84 : x
  2. Step 2: Convert to fraction form
    26,802.81/36,987.39 = 14,865.84/x
  3. Step 3: Cross multiply
    26,802.81x = 36,987.39 × 14,865.84
  4. Step 4: Simplify right side
    26,802.81x = 549,848,621.76
  5. Step 5: Solve for x
    x = 549,848,621.76/26,802.81
  6. Step 6: Final answer
    x = 20,514.59

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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.