Home / 28,510.72-39,527.20-26,938.24

Finding the Fourth Proportional to 28,510.72, 39,527.20 and 26,938.24

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Solution

The fourth proportional to 28,510.72, 39,527.20 and 26,938.24 is: 37,347.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,510.72 : 39,527.20 = 26,938.24 : x
  2. Step 2: Convert to fraction form
    28,510.72/39,527.20 = 26,938.24/x
  3. Step 3: Cross multiply
    28,510.72x = 39,527.20 × 26,938.24
  4. Step 4: Simplify right side
    28,510.72x = 1,064,793,200.13
  5. Step 5: Solve for x
    x = 1,064,793,200.13/28,510.72
  6. Step 6: Final answer
    x = 37,347.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.