Home / 32,929.12-45,445.98-18,784

Finding the Fourth Proportional to 32,929.12, 45,445.98 and 18,784

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Solution

The fourth proportional to 32,929.12, 45,445.98 and 18,784 is: 25,924.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,929.12 : 45,445.98 = 18,784 : x
  2. Step 2: Convert to fraction form
    32,929.12/45,445.98 = 18,784/x
  3. Step 3: Cross multiply
    32,929.12x = 45,445.98 × 18,784
  4. Step 4: Simplify right side
    32,929.12x = 853,657,288.32
  5. Step 5: Solve for x
    x = 853,657,288.32/32,929.12
  6. Step 6: Final answer
    x = 25,924.08

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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.