Home / 32,913.54-45,419.84-19,485

Finding the Fourth Proportional to 32,913.54, 45,419.84 and 19,485

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Solution

The fourth proportional to 32,913.54, 45,419.84 and 19,485 is: 26,888.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,913.54 : 45,419.84 = 19,485 : x
  2. Step 2: Convert to fraction form
    32,913.54/45,419.84 = 19,485/x
  3. Step 3: Cross multiply
    32,913.54x = 45,419.84 × 19,485
  4. Step 4: Simplify right side
    32,913.54x = 885,005,582.40
  5. Step 5: Solve for x
    x = 885,005,582.40/32,913.54
  6. Step 6: Final answer
    x = 26,888.80

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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.