Home / 39,931.24-59,907.12-14,971.64

Finding the Fourth Proportional to 39,931.24, 59,907.12 and 14,971.64

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Solution

The fourth proportional to 39,931.24, 59,907.12 and 14,971.64 is: 22,461.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,931.24 : 59,907.12 = 14,971.64 : x
  2. Step 2: Convert to fraction form
    39,931.24/59,907.12 = 14,971.64/x
  3. Step 3: Cross multiply
    39,931.24x = 59,907.12 × 14,971.64
  4. Step 4: Simplify right side
    39,931.24x = 896,907,834.08
  5. Step 5: Solve for x
    x = 896,907,834.08/39,931.24
  6. Step 6: Final answer
    x = 22,461.31

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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.