Home / 14,000.81-19,339.50-10,457.87

Finding the Fourth Proportional to 14,000.81, 19,339.50 and 10,457.87

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Solution

The fourth proportional to 14,000.81, 19,339.50 and 10,457.87 is: 14,445.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,000.81 : 19,339.50 = 10,457.87 : x
  2. Step 2: Convert to fraction form
    14,000.81/19,339.50 = 10,457.87/x
  3. Step 3: Cross multiply
    14,000.81x = 19,339.50 × 10,457.87
  4. Step 4: Simplify right side
    14,000.81x = 202,249,880.17
  5. Step 5: Solve for x
    x = 202,249,880.17/14,000.81
  6. Step 6: Final answer
    x = 14,445.59

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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.