Home / 28,501.04-39,331.90-16,560.02

Finding the Fourth Proportional to 28,501.04, 39,331.90 and 16,560.02

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Solution

The fourth proportional to 28,501.04, 39,331.90 and 16,560.02 is: 22,853.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,501.04 : 39,331.90 = 16,560.02 : x
  2. Step 2: Convert to fraction form
    28,501.04/39,331.90 = 16,560.02/x
  3. Step 3: Cross multiply
    28,501.04x = 39,331.90 × 16,560.02
  4. Step 4: Simplify right side
    28,501.04x = 651,337,050.64
  5. Step 5: Solve for x
    x = 651,337,050.64/28,501.04
  6. Step 6: Final answer
    x = 22,853.10

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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.