Home / 26,420.77-36,459.70-14,483.85

Finding the Fourth Proportional to 26,420.77, 36,459.70 and 14,483.85

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Solution

The fourth proportional to 26,420.77, 36,459.70 and 14,483.85 is: 19,987.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,420.77 : 36,459.70 = 14,483.85 : x
  2. Step 2: Convert to fraction form
    26,420.77/36,459.70 = 14,483.85/x
  3. Step 3: Cross multiply
    26,420.77x = 36,459.70 × 14,483.85
  4. Step 4: Simplify right side
    26,420.77x = 528,076,652.91
  5. Step 5: Solve for x
    x = 528,076,652.91/26,420.77
  6. Step 6: Final answer
    x = 19,987.18

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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.