Home / 39,533.34-59,304.15-12,881.40

Finding the Fourth Proportional to 39,533.34, 59,304.15 and 12,881.40

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Solution

The fourth proportional to 39,533.34, 59,304.15 and 12,881.40 is: 19,323.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,533.34 : 59,304.15 = 12,881.40 : x
  2. Step 2: Convert to fraction form
    39,533.34/59,304.15 = 12,881.40/x
  3. Step 3: Cross multiply
    39,533.34x = 59,304.15 × 12,881.40
  4. Step 4: Simplify right side
    39,533.34x = 763,920,477.81
  5. Step 5: Solve for x
    x = 763,920,477.81/39,533.34
  6. Step 6: Final answer
    x = 19,323.45

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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.