Home / 60,810.10-91,215.15-16,435.60

Finding the Fourth Proportional to 60,810.10, 91,215.15 and 16,435.60

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Solution

The fourth proportional to 60,810.10, 91,215.15 and 16,435.60 is: 24,653.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,810.10 : 91,215.15 = 16,435.60 : x
  2. Step 2: Convert to fraction form
    60,810.10/91,215.15 = 16,435.60/x
  3. Step 3: Cross multiply
    60,810.10x = 91,215.15 × 16,435.60
  4. Step 4: Simplify right side
    60,810.10x = 1,499,175,719.34
  5. Step 5: Solve for x
    x = 1,499,175,719.34/60,810.10
  6. Step 6: Final answer
    x = 24,653.40

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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.