Home / 28,510.56-39,341.85-16,573.74

Finding the Fourth Proportional to 28,510.56, 39,341.85 and 16,573.74

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Solution

The fourth proportional to 28,510.56, 39,341.85 and 16,573.74 is: 22,870.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,510.56 : 39,341.85 = 16,573.74 : x
  2. Step 2: Convert to fraction form
    28,510.56/39,341.85 = 16,573.74/x
  3. Step 3: Cross multiply
    28,510.56x = 39,341.85 × 16,573.74
  4. Step 4: Simplify right side
    28,510.56x = 652,041,593.02
  5. Step 5: Solve for x
    x = 652,041,593.02/28,510.56
  6. Step 6: Final answer
    x = 22,870.18

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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.