Home / 26,420.64-36,460.53-14,484.48

Finding the Fourth Proportional to 26,420.64, 36,460.53 and 14,484.48

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Solution

The fourth proportional to 26,420.64, 36,460.53 and 14,484.48 is: 19,988.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,420.64 : 36,460.53 = 14,484.48 : x
  2. Step 2: Convert to fraction form
    26,420.64/36,460.53 = 14,484.48/x
  3. Step 3: Cross multiply
    26,420.64x = 36,460.53 × 14,484.48
  4. Step 4: Simplify right side
    26,420.64x = 528,111,817.57
  5. Step 5: Solve for x
    x = 528,111,817.57/26,420.64
  6. Step 6: Final answer
    x = 19,988.61

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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.