Home / 32,415.36-44,730.88-18,270.08

Finding the Fourth Proportional to 32,415.36, 44,730.88 and 18,270.08

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Solution

The fourth proportional to 32,415.36, 44,730.88 and 18,270.08 is: 25,211.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,415.36 : 44,730.88 = 18,270.08 : x
  2. Step 2: Convert to fraction form
    32,415.36/44,730.88 = 18,270.08/x
  3. Step 3: Cross multiply
    32,415.36x = 44,730.88 × 18,270.08
  4. Step 4: Simplify right side
    32,415.36x = 817,236,756.07
  5. Step 5: Solve for x
    x = 817,236,756.07/32,415.36
  6. Step 6: Final answer
    x = 25,211.40

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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.