Home / 28,962.32-39,966.06-16,386.26

Finding the Fourth Proportional to 28,962.32, 39,966.06 and 16,386.26

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Solution

The fourth proportional to 28,962.32, 39,966.06 and 16,386.26 is: 22,611.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,962.32 : 39,966.06 = 16,386.26 : x
  2. Step 2: Convert to fraction form
    28,962.32/39,966.06 = 16,386.26/x
  3. Step 3: Cross multiply
    28,962.32x = 39,966.06 × 16,386.26
  4. Step 4: Simplify right side
    28,962.32x = 654,894,250.34
  5. Step 5: Solve for x
    x = 654,894,250.34/28,962.32
  6. Step 6: Final answer
    x = 22,611.94

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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.