Home / 15,827.80-23,741.70-8,901.40

Finding the Fourth Proportional to 15,827.80, 23,741.70 and 8,901.40

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Solution

The fourth proportional to 15,827.80, 23,741.70 and 8,901.40 is: 13,352.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,827.80 : 23,741.70 = 8,901.40 : x
  2. Step 2: Convert to fraction form
    15,827.80/23,741.70 = 8,901.40/x
  3. Step 3: Cross multiply
    15,827.80x = 23,741.70 × 8,901.40
  4. Step 4: Simplify right side
    15,827.80x = 211,334,368.38
  5. Step 5: Solve for x
    x = 211,334,368.38/15,827.80
  6. Step 6: Final answer
    x = 13,352.10

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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.