Home / 30,528.30-42,042.87-26,248.26

Finding the Fourth Proportional to 30,528.30, 42,042.87 and 26,248.26

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Solution

The fourth proportional to 30,528.30, 42,042.87 and 26,248.26 is: 36,148.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,528.30 : 42,042.87 = 26,248.26 : x
  2. Step 2: Convert to fraction form
    30,528.30/42,042.87 = 26,248.26/x
  3. Step 3: Cross multiply
    30,528.30x = 42,042.87 × 26,248.26
  4. Step 4: Simplify right side
    30,528.30x = 1,103,552,182.91
  5. Step 5: Solve for x
    x = 1,103,552,182.91/30,528.30
  6. Step 6: Final answer
    x = 36,148.50

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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.