Home / 30,045.52-44,956.68-18,900.16

Finding the Fourth Proportional to 30,045.52, 44,956.68 and 18,900.16

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Solution

The fourth proportional to 30,045.52, 44,956.68 and 18,900.16 is: 28,280.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,045.52 : 44,956.68 = 18,900.16 : x
  2. Step 2: Convert to fraction form
    30,045.52/44,956.68 = 18,900.16/x
  3. Step 3: Cross multiply
    30,045.52x = 44,956.68 × 18,900.16
  4. Step 4: Simplify right side
    30,045.52x = 849,688,445.07
  5. Step 5: Solve for x
    x = 849,688,445.07/30,045.52
  6. Step 6: Final answer
    x = 28,280.04

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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.