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Finding the Fourth Proportional to 32,955.77, 45,482.20 and 18,810.74

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Solution

The fourth proportional to 32,955.77, 45,482.20 and 18,810.74 is: 25,960.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,955.77 : 45,482.20 = 18,810.74 : x
  2. Step 2: Convert to fraction form
    32,955.77/45,482.20 = 18,810.74/x
  3. Step 3: Cross multiply
    32,955.77x = 45,482.20 × 18,810.74
  4. Step 4: Simplify right side
    32,955.77x = 855,553,838.83
  5. Step 5: Solve for x
    x = 855,553,838.83/32,955.77
  6. Step 6: Final answer
    x = 25,960.67

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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.