Home / 16,823.95-23,225.47-13,038.62

Finding the Fourth Proportional to 16,823.95, 23,225.47 and 13,038.62

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Solution

The fourth proportional to 16,823.95, 23,225.47 and 13,038.62 is: 17,999.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,823.95 : 23,225.47 = 13,038.62 : x
  2. Step 2: Convert to fraction form
    16,823.95/23,225.47 = 13,038.62/x
  3. Step 3: Cross multiply
    16,823.95x = 23,225.47 × 13,038.62
  4. Step 4: Simplify right side
    16,823.95x = 302,828,059.57
  5. Step 5: Solve for x
    x = 302,828,059.57/16,823.95
  6. Step 6: Final answer
    x = 17,999.82

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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.