Home / 28,392.04-42,594.54-8,673.40

Finding the Fourth Proportional to 28,392.04, 42,594.54 and 8,673.40

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Solution

The fourth proportional to 28,392.04, 42,594.54 and 8,673.40 is: 13,012.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,392.04 : 42,594.54 = 8,673.40 : x
  2. Step 2: Convert to fraction form
    28,392.04/42,594.54 = 8,673.40/x
  3. Step 3: Cross multiply
    28,392.04x = 42,594.54 × 8,673.40
  4. Step 4: Simplify right side
    28,392.04x = 369,439,483.24
  5. Step 5: Solve for x
    x = 369,439,483.24/28,392.04
  6. Step 6: Final answer
    x = 13,012.08

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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.