Home / 35,620.10-53,430.15-14,840.90

Finding the Fourth Proportional to 35,620.10, 53,430.15 and 14,840.90

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Solution

The fourth proportional to 35,620.10, 53,430.15 and 14,840.90 is: 22,261.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,620.10 : 53,430.15 = 14,840.90 : x
  2. Step 2: Convert to fraction form
    35,620.10/53,430.15 = 14,840.90/x
  3. Step 3: Cross multiply
    35,620.10x = 53,430.15 × 14,840.90
  4. Step 4: Simplify right side
    35,620.10x = 792,951,513.14
  5. Step 5: Solve for x
    x = 792,951,513.14/35,620.10
  6. Step 6: Final answer
    x = 22,261.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.