Home / 31,506.40-47,259.60-26,322.40

Finding the Fourth Proportional to 31,506.40, 47,259.60 and 26,322.40

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Solution

The fourth proportional to 31,506.40, 47,259.60 and 26,322.40 is: 39,483.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,506.40 : 47,259.60 = 26,322.40 : x
  2. Step 2: Convert to fraction form
    31,506.40/47,259.60 = 26,322.40/x
  3. Step 3: Cross multiply
    31,506.40x = 47,259.60 × 26,322.40
  4. Step 4: Simplify right side
    31,506.40x = 1,243,986,095.04
  5. Step 5: Solve for x
    x = 1,243,986,095.04/31,506.40
  6. Step 6: Final answer
    x = 39,483.60

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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.