Home / 32,878.74-45,432.45-23,430.90

Finding the Fourth Proportional to 32,878.74, 45,432.45 and 23,430.90

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Solution

The fourth proportional to 32,878.74, 45,432.45 and 23,430.90 is: 32,377.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,878.74 : 45,432.45 = 23,430.90 : x
  2. Step 2: Convert to fraction form
    32,878.74/45,432.45 = 23,430.90/x
  3. Step 3: Cross multiply
    32,878.74x = 45,432.45 × 23,430.90
  4. Step 4: Simplify right side
    32,878.74x = 1,064,523,192.71
  5. Step 5: Solve for x
    x = 1,064,523,192.71/32,878.74
  6. Step 6: Final answer
    x = 32,377.25

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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.