Home / 28,453.57-42,698.18-10,925.17

Finding the Fourth Proportional to 28,453.57, 42,698.18 and 10,925.17

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Solution

The fourth proportional to 28,453.57, 42,698.18 and 10,925.17 is: 16,394.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,453.57 : 42,698.18 = 10,925.17 : x
  2. Step 2: Convert to fraction form
    28,453.57/42,698.18 = 10,925.17/x
  3. Step 3: Cross multiply
    28,453.57x = 42,698.18 × 10,925.17
  4. Step 4: Simplify right side
    28,453.57x = 466,484,875.19
  5. Step 5: Solve for x
    x = 466,484,875.19/28,453.57
  6. Step 6: Final answer
    x = 16,394.60

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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.