Home / 26,421.26-36,461.43-14,484.78

Finding the Fourth Proportional to 26,421.26, 36,461.43 and 14,484.78

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Solution

The fourth proportional to 26,421.26, 36,461.43 and 14,484.78 is: 19,989.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,421.26 : 36,461.43 = 14,484.78 : x
  2. Step 2: Convert to fraction form
    26,421.26/36,461.43 = 14,484.78/x
  3. Step 3: Cross multiply
    26,421.26x = 36,461.43 × 14,484.78
  4. Step 4: Simplify right side
    26,421.26x = 528,135,792.04
  5. Step 5: Solve for x
    x = 528,135,792.04/26,421.26
  6. Step 6: Final answer
    x = 19,989.05

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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.