Home / 30,259.98-45,356.34-22,840.38

Finding the Fourth Proportional to 30,259.98, 45,356.34 and 22,840.38

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Solution

The fourth proportional to 30,259.98, 45,356.34 and 22,840.38 is: 34,235.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,259.98 : 45,356.34 = 22,840.38 : x
  2. Step 2: Convert to fraction form
    30,259.98/45,356.34 = 22,840.38/x
  3. Step 3: Cross multiply
    30,259.98x = 45,356.34 × 22,840.38
  4. Step 4: Simplify right side
    30,259.98x = 1,035,956,041.01
  5. Step 5: Solve for x
    x = 1,035,956,041.01/30,259.98
  6. Step 6: Final answer
    x = 34,235.19

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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.