Home / 42,927.46-64,378.86-14,840.17

Finding the Fourth Proportional to 42,927.46, 64,378.86 and 14,840.17

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Solution

The fourth proportional to 42,927.46, 64,378.86 and 14,840.17 is: 22,255.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,927.46 : 64,378.86 = 14,840.17 : x
  2. Step 2: Convert to fraction form
    42,927.46/64,378.86 = 14,840.17/x
  3. Step 3: Cross multiply
    42,927.46x = 64,378.86 × 14,840.17
  4. Step 4: Simplify right side
    42,927.46x = 955,393,226.81
  5. Step 5: Solve for x
    x = 955,393,226.81/42,927.46
  6. Step 6: Final answer
    x = 22,255.99

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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.