Home / 32,864.46-45,352.08-18,721.86

Finding the Fourth Proportional to 32,864.46, 45,352.08 and 18,721.86

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Solution

The fourth proportional to 32,864.46, 45,352.08 and 18,721.86 is: 25,835.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,864.46 : 45,352.08 = 18,721.86 : x
  2. Step 2: Convert to fraction form
    32,864.46/45,352.08 = 18,721.86/x
  3. Step 3: Cross multiply
    32,864.46x = 45,352.08 × 18,721.86
  4. Step 4: Simplify right side
    32,864.46x = 849,075,292.47
  5. Step 5: Solve for x
    x = 849,075,292.47/32,864.46
  6. Step 6: Final answer
    x = 25,835.67

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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.