Home / 19,223.52-28,852.32-9,870.08

Finding the Fourth Proportional to 19,223.52, 28,852.32 and 9,870.08

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Solution

The fourth proportional to 19,223.52, 28,852.32 and 9,870.08 is: 14,813.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,223.52 : 28,852.32 = 9,870.08 : x
  2. Step 2: Convert to fraction form
    19,223.52/28,852.32 = 9,870.08/x
  3. Step 3: Cross multiply
    19,223.52x = 28,852.32 × 9,870.08
  4. Step 4: Simplify right side
    19,223.52x = 284,774,706.59
  5. Step 5: Solve for x
    x = 284,774,706.59/19,223.52
  6. Step 6: Final answer
    x = 14,813.87

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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.