Home / 14,423.52-19,898.40-9,386.13

Finding the Fourth Proportional to 14,423.52, 19,898.40 and 9,386.13

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Solution

The fourth proportional to 14,423.52, 19,898.40 and 9,386.13 is: 12,948.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,423.52 : 19,898.40 = 9,386.13 : x
  2. Step 2: Convert to fraction form
    14,423.52/19,898.40 = 9,386.13/x
  3. Step 3: Cross multiply
    14,423.52x = 19,898.40 × 9,386.13
  4. Step 4: Simplify right side
    14,423.52x = 186,768,969.19
  5. Step 5: Solve for x
    x = 186,768,969.19/14,423.52
  6. Step 6: Final answer
    x = 12,948.92

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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.