Home / 26,438.13-36,485.67-14,501.90

Finding the Fourth Proportional to 26,438.13, 36,485.67 and 14,501.90

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Solution

The fourth proportional to 26,438.13, 36,485.67 and 14,501.90 is: 20,013.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,438.13 : 36,485.67 = 14,501.90 : x
  2. Step 2: Convert to fraction form
    26,438.13/36,485.67 = 14,501.90/x
  3. Step 3: Cross multiply
    26,438.13x = 36,485.67 × 14,501.90
  4. Step 4: Simplify right side
    26,438.13x = 529,111,355.34
  5. Step 5: Solve for x
    x = 529,111,355.34/26,438.13
  6. Step 6: Final answer
    x = 20,013.19

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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.