Home / 19,574.02-29,365.52-8,482.57

Finding the Fourth Proportional to 19,574.02, 29,365.52 and 8,482.57

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Solution

The fourth proportional to 19,574.02, 29,365.52 and 8,482.57 is: 12,725.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,574.02 : 29,365.52 = 8,482.57 : x
  2. Step 2: Convert to fraction form
    19,574.02/29,365.52 = 8,482.57/x
  3. Step 3: Cross multiply
    19,574.02x = 29,365.52 × 8,482.57
  4. Step 4: Simplify right side
    19,574.02x = 249,095,036.57
  5. Step 5: Solve for x
    x = 249,095,036.57/19,574.02
  6. Step 6: Final answer
    x = 12,725.80

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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.