Home / 22,783.98-34,178.40-9,637.68

Finding the Fourth Proportional to 22,783.98, 34,178.40 and 9,637.68

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Solution

The fourth proportional to 22,783.98, 34,178.40 and 9,637.68 is: 14,457.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,783.98 : 34,178.40 = 9,637.68 : x
  2. Step 2: Convert to fraction form
    22,783.98/34,178.40 = 9,637.68/x
  3. Step 3: Cross multiply
    22,783.98x = 34,178.40 × 9,637.68
  4. Step 4: Simplify right side
    22,783.98x = 329,400,482.11
  5. Step 5: Solve for x
    x = 329,400,482.11/22,783.98
  6. Step 6: Final answer
    x = 14,457.55

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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.