Home / 21,041.03-29,024.37-13,484.67

Finding the Fourth Proportional to 21,041.03, 29,024.37 and 13,484.67

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Solution

The fourth proportional to 21,041.03, 29,024.37 and 13,484.67 is: 18,601.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,041.03 : 29,024.37 = 13,484.67 : x
  2. Step 2: Convert to fraction form
    21,041.03/29,024.37 = 13,484.67/x
  3. Step 3: Cross multiply
    21,041.03x = 29,024.37 × 13,484.67
  4. Step 4: Simplify right side
    21,041.03x = 391,384,051.41
  5. Step 5: Solve for x
    x = 391,384,051.41/21,041.03
  6. Step 6: Final answer
    x = 18,601.00

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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.