Home / 19,510.40-29,255.64-6,354.32

Finding the Fourth Proportional to 19,510.40, 29,255.64 and 6,354.32

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Solution

The fourth proportional to 19,510.40, 29,255.64 and 6,354.32 is: 9,528.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,510.40 : 29,255.64 = 6,354.32 : x
  2. Step 2: Convert to fraction form
    19,510.40/29,255.64 = 6,354.32/x
  3. Step 3: Cross multiply
    19,510.40x = 29,255.64 × 6,354.32
  4. Step 4: Simplify right side
    19,510.40x = 185,899,698.36
  5. Step 5: Solve for x
    x = 185,899,698.36/19,510.40
  6. Step 6: Final answer
    x = 9,528.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.