Home / 24,830.40-34,271.56-19,442.28

Finding the Fourth Proportional to 24,830.40, 34,271.56 and 19,442.28

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Solution

The fourth proportional to 24,830.40, 34,271.56 and 19,442.28 is: 26,834.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,830.40 : 34,271.56 = 19,442.28 : x
  2. Step 2: Convert to fraction form
    24,830.40/34,271.56 = 19,442.28/x
  3. Step 3: Cross multiply
    24,830.40x = 34,271.56 × 19,442.28
  4. Step 4: Simplify right side
    24,830.40x = 666,317,265.56
  5. Step 5: Solve for x
    x = 666,317,265.56/24,830.40
  6. Step 6: Final answer
    x = 26,834.74

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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.