Home / 26,420.41-36,461.10-14,483.76

Finding the Fourth Proportional to 26,420.41, 36,461.10 and 14,483.76

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Solution

The fourth proportional to 26,420.41, 36,461.10 and 14,483.76 is: 19,988.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,420.41 : 36,461.10 = 14,483.76 : x
  2. Step 2: Convert to fraction form
    26,420.41/36,461.10 = 14,483.76/x
  3. Step 3: Cross multiply
    26,420.41x = 36,461.10 × 14,483.76
  4. Step 4: Simplify right side
    26,420.41x = 528,093,821.74
  5. Step 5: Solve for x
    x = 528,093,821.74/26,420.41
  6. Step 6: Final answer
    x = 19,988.10

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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.