Home / 28,594.58-42,897.60-9,875.30

Finding the Fourth Proportional to 28,594.58, 42,897.60 and 9,875.30

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Solution

The fourth proportional to 28,594.58, 42,897.60 and 9,875.30 is: 14,814.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,594.58 : 42,897.60 = 9,875.30 : x
  2. Step 2: Convert to fraction form
    28,594.58/42,897.60 = 9,875.30/x
  3. Step 3: Cross multiply
    28,594.58x = 42,897.60 × 9,875.30
  4. Step 4: Simplify right side
    28,594.58x = 423,626,619.90
  5. Step 5: Solve for x
    x = 423,626,619.90/28,594.58
  6. Step 6: Final answer
    x = 14,814.93

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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.